Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 1176619: passing through (3,5)
Click here to see answer by ikleyn(52752)

Question 1176619: passing through (3,5)
Click here to see answer by josgarithmetic(39613)

Question 1176630: Vertex (1,4); passing through (2,6).
Click here to see answer by josgarithmetic(39613)

Question 1176629: Find the quadratic function y=f(x) whose graph has a vertex (-2,4) and passes through the point (-6,0). Write the function in standard form.
Click here to see answer by ewatrrr(24785)

Question 1176694: Vertex (1,3); passing through (2,6)
Click here to see answer by Solver92311(821)

Question 1176694: Vertex (1,3); passing through (2,6)
Click here to see answer by math_tutor2020(3816)

Question 1176697: Find a quadratic function of the form y=ax^2 that passes through the point (3,-27).
Click here to see answer by math_tutor2020(3816)

Question 1176688: For the following problem, find the quadratic function y=f(x) that has the given vertex and whose graph passes through the given point. Write the function in standard form.
Vertex (1,3); passing through (2,6)
Click here to see answer by math_tutor2020(3816)

Question 1176690: Find the quadratic function y=f(x) whose graph has a vertex (-2,3) and passes through the point (-5,0).Write the function in standard form.
Click here to see answer by Solver92311(821)

Question 1176686: Find a quadratic equation of the form y=ax^2 that passes through the point (3, -27).
Click here to see answer by ikleyn(52752)

Question 1176686: Find a quadratic equation of the form y=ax^2 that passes through the point (3, -27).
Click here to see answer by Solver92311(821)

Question 1176762: For the following problem, find the quadratic function y=f(x) that has the given vertex and whose graph passes through the given point. Write the function in standard form.
Vertex (2,3); passing through (1,6)
Click here to see answer by MathLover1(20849)

Question 1176830: A company charters a party boat that normally costs $40 per person. A group discount reduces
the fare by $0.25 for each ticket sold; the more tickets sold, the lower the per-person fare. The
maximum capacity of the boat is 90 people, including the crew of 5 people. What size of group
would maximize the boat owner’s revenue?
Click here to see answer by Boreal(15235)

Question 1176980: 8p^2-18p+9
Click here to see answer by greenestamps(13195)

Question 1177085: (x + 4)^2 - 1

Click here to see answer by ikleyn(52752)

Question 1177102: (2 points) Write the equation for the line y - 6 = 5 (x - 7) in the form y = m x + b, and enter your answer in this form.

Click here to see answer by mananth(16946)

Question 1177101: (2 points) Write the linear equation 60 x + 70 y = 450 in slope-intercept form y = m x + b. Enter your answer as an equation in slope-intercept form.

Click here to see answer by MathLover1(20849)

Question 1177151: (2 points) Write an equation for the line through the points (8,10) and (4,3) in point-slope form y = y_0 + m(x-x_0).
y =
+

Click here to see answer by josgarithmetic(39613)

Question 1177149: 2 points) Write the equation of a line with the slope, \frac{1}{3}, which passes through the origin. Write the answer in slope-intercept form.
Answer:

Click here to see answer by mananth(16946)

Question 1177166: (2 points) Write the equation of a line with the slope, {\textstyle\frac{4}{3}}, which passes through the point (-1, -6). Write the answer in slope-intercept form.

Click here to see answer by mananth(16946)

Question 1177165: (2 points) Write the equation of a line with the slope, {\textstyle\frac{4}{3}}, which passes through the point (-1, -6). Write the answer in slope-intercept form.

Click here to see answer by MathLover1(20849)

Question 1177171: Find y if the line through (3,3) and (-5,y) has a slope \displaystyle m = -\frac{11}{8}.
Click here to see answer by MathLover1(20849)

Question 1177175: Write the equation of a line with the slope, \frac{-2}{3}, which passes through the point (0, 3). Write the answer in slope-intercept form.
Click here to see answer by greenestamps(13195)

Question 1177170: Find y if the line through (3,3) and (-5,y) has a slope \displaystyle m = -\frac{11}{8}.
Click here to see answer by MathLover1(20849)

Question 1177234: Determine the signs of the roots of the equation (if they exist) without solving the equation:

Found the discriminant (8)
But apparently the answer isn't 2 positive roots, so I'm stuck
Click here to see answer by ankor@dixie-net.com(22740)

Question 1177260: 3x-9\(4x-2)(2x+5)

Click here to see answer by ewatrrr(24785)

Question 1177201: A balloon rising vertically with a velocity of 16 ft/s releases a sandbag. At an instant when the balloon is
64 ft above the ground.
(a) Compute the position and velocity of the sandbag at the following times after its release: ¼ sec, ½
sec, 1 sec, 2 sec.
(b) How may seconds after its release will the bag strike the ground?
(c) With what velocity will it strike?
Click here to see answer by Solver92311(821)

Question 1177336: The difference of negative seven and the product of -4 and z.
Click here to see answer by MathLover1(20849)

Question 1177359: Solve the following by factoring. Show you work

(x^2/4)-(3x^x/2)=-2

Click here to see answer by Solver92311(821)

Question 1177438: A fenced pasture has a central rectangular corral within it that measures 10m by 5m.
The total area of the fenced pasture (outside the corral) is 1008 m².
If the width of the pasture border on the long side is double the width of the pasture border on the short side, what is the width of the border?
Find the width of the pasture border on each side of the corral using factors.
Draw a labeled picture, use let statements and show your work.

Click here to see answer by mananth(16946)

Question 1177487: If a^(1/2)-a^(-1/2)=1, show that a+a^-1=3
Click here to see answer by MathLover1(20849)

Question 1177487: If a^(1/2)-a^(-1/2)=1, show that a+a^-1=3
Click here to see answer by ikleyn(52752)

Question 1177485: If a^(1/2)-a^(-1/2)=1, show that a+a^-1=3
Click here to see answer by ikleyn(52752)

Question 1177516: A rectangular lawn measures 8 m by 4 m and is surrounded by a flowerbed of
uniform width. The combined area of the lawn and flowerbed is 6 more than
triple the area of the lawn alone. What is the width of the flowerbed?
Click here to see answer by Boreal(15235)

Question 1177574: Find the relationship between p and q, if the equation px² + 3qx + 9 = 0 has equal roots.
Click here to see answer by Edwin McCravy(20054)

Question 1177575: The quadratic equation x² + kx + 36=0 has
two different real roots. Find the set of possible values of k.
Click here to see answer by greenestamps(13195)

Question 1177575: The quadratic equation x² + kx + 36=0 has
two different real roots. Find the set of possible values of k.
Click here to see answer by Edwin McCravy(20054)

Question 1177572: The equation x²+ px +4 = 0, where p and q are constants, has roots -1 and 4. a) Find the values of p and q.
b) Using these values of p and q. find the value of r, where r is a constant, and the equation x² + px + r=0 has equal roots.
Click here to see answer by greenestamps(13195)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240