Questions on Algebra: Graphs, graphing equations and inequalities answered by real tutors!

Tutors Answer Your Questions about Graphs (FREE)

Question 1052553: what are the solutions to the quadratic equation x^2+6x+9=2
Click here to see answer by Alan3354(69443)

Question 1052520: Find the coordinates of the stationary points of the curve y = x^3(x−4) and determine their nature.
Click here to see answer by Fombitz(32388)

Question 1052587: What is the slope of the line that is perpendicular to the line y=-11/20x-9?
Click here to see answer by Edwin McCravy(20054)

Question 1052587: What is the slope of the line that is perpendicular to the line y=-11/20x-9?
Click here to see answer by Boreal(15235)

Question 1052599: How do I find the slope of 4y=3
Click here to see answer by Edwin McCravy(20054)

Question 1052599: How do I find the slope of 4y=3
Click here to see answer by josmiceli(19441)

Question 1052647: Please, please help me graph this rational function
I already solve its intercepts, asymptotes and symmetry. I know how to graph the asymptotes but I don't know how to make a curve on this without passing through the asymptotes.

Click here to see answer by josgarithmetic(39617)

Question 1052670: Please help me graph this rational function
I'm stuck with plotting the points and sketching the graph.
Click here to see answer by Fombitz(32388)

Question 1052669: Please help me graph this rational function
I'm stuck with plotting the points and sketching the graph.
Click here to see answer by Alan3354(69443)

Question 1052831: Hi please help me graph these polynomial inequalities. Thank you very much!
a.
b.
c.
d.
Click here to see answer by josgarithmetic(39617)

Question 1053050: how do you graph the equation -3y=9x-15

Click here to see answer by ikleyn(52777)

Question 1053101: graph a line y=2/3x + 4
Click here to see answer by Alan3354(69443)

Question 1053154: Solve each system graphically. Be sure to check your solution. If a system has an infinite number of solutions, use set-builder notation to write the solution set. If a system has no solution, state this.
x=2
y=1
Click here to see answer by solver91311(24713)

Question 1053111: Sketch the lines through the point with the indicated slopes on the same set of coordinate axes.
(2, 4)
(a) 0
(b) 1
(c)
2

(d)
−4

Click here to see answer by Fombitz(32388)

Question 1053247: Please help me plot this model.
A Linear mathematical model for predicting prize winnings at a race is based on data for 3 years.
How might this mathematical model look?
Click here to see answer by ikleyn(52777)

Question 1053235: Please help me plot this model.
A Linear mathematical model for predicting prize winnings at a race is based on data for 3 years.

How might this mathematical model look?
Click here to see answer by ikleyn(52777)

Question 1053262: Find the slope-intercept form of the equation of the line which passes through the points of (2 ,-1) and (-3, 4 )
TY!
Click here to see answer by ewatrrr(24785)

Question 1053263: Can you give a brief explanation as to how this graph represents as a function of ?
Graph: https://s16.postimg.org/ma29dk58l/Math_3.png
Thanks
Click here to see answer by Theo(13342)

Question 1053269: solve(-8,5), y=-4x+2
Click here to see answer by Alan3354(69443)

Question 1053276: Let f(x)= 2x^3-14x+12. I need to find
local minima for this problem.
I got (1.53, -2.26) Round to the 2nd decimal place. Can you explain this concept to me?
Click here to see answer by Alan3354(69443)

Question 1053274: Let f(x)= 2x^3-14x+12. I need to find
local maxima for this problem.
I got -1.53, 26.26 but I am not sure the 26.26 is right. Round to the 2nd decimal place.
Click here to see answer by Alan3354(69443)

Question 1053308: I don't get how to graph the function f(x)=7
Click here to see answer by ikleyn(52777)

Question 1053468: How would I solve -5<2x+1<4 then graph it on a number line?
Click here to see answer by josgarithmetic(39617)

Question 1053508: determine the quadratic function f whose graph is given. The vertex is (1,-1) and the other given point is (2,1)
Click here to see answer by josgarithmetic(39617)

Question 1053508: determine the quadratic function f whose graph is given. The vertex is (1,-1) and the other given point is (2,1)
Click here to see answer by MathTherapy(10551)

Question 1053521: y=x+6
y=1/2(x+6)^2
Click here to see answer by josgarithmetic(39617)

Question 1053621: What is the slope of x+y=3
Click here to see answer by ikleyn(52777)

Question 1053653: Of all pairs of consecutive odd integers whose sum is greater than 45, find the pair whose sum is the least.
Thank you very much.
Please help me with this problem.
Click here to see answer by Boreal(15235)

Question 1053651: y= -1 over 2 x + 2
Click here to see answer by ikleyn(52777)

Question 1053639: Can someone please show me how to find out how to solve these problems. Tell whether each equation is true, false, or open. Explain. 45��-14=22
Click here to see answer by ikleyn(52777)

Question 1053792: Determine the quadratic function f whose graph is given.
The vertex is left parenthesis 4 comma negative 1 right parenthesis(4,−1) and the other given point is left parenthesis 3 comma 1 right parenthesis .(3,1).

Click here to see answer by josgarithmetic(39617)

Question 1053842: (c) Use the gradient-y-intercept method to draw the graph of 5x + 2y + 3 = 0 and read the following from your graph: y when x = -1� and x when
y = �.
Click here to see answer by stanbon(75887)

Question 1053931: In the complex plane, what is the value for point ?
complex plane: https://s12.postimg.org/xn07wpp3h/complex.png
A.)
B.)
C.)
D.)

Click here to see answer by josgarithmetic(39617)

Question 1053931: In the complex plane, what is the value for point ?
complex plane: https://s12.postimg.org/xn07wpp3h/complex.png
A.)
B.)
C.)
D.)

Click here to see answer by ikleyn(52777)

Question 1054003: Graph the function f(x)= {-x+1, x<1
{-1, x ≥ 1 indicating the appropriate scales and labeling the equations.

Click here to see answer by Fombitz(32388)

Question 1054418: how do i plot the coordinates of point (2,0) on a graph.
Click here to see answer by addingup(3677)

Question 1054425: what is the x and y intercepts of the line 6y = 5x + 10
email is traceyytillman@ yahoo.com
Click here to see answer by josgarithmetic(39617)

Question 1054546: alex hauled a load of pipe from fairbanks to deadhorse on a highway in a record time of 13 hours 15 minutes.From fairbanks to coldfoot he averaged 30 mph. Because of a blizzard ,he averaged 10 mph less from coldfoot to deadhorse. If coldfoot is the halfway point ,then what is the distance from fairbanks to coldoot?
Click here to see answer by josgarithmetic(39617)

Question 1054648: Determine whether the graph is symmetric to the y-axis, x-axis, or origin.

Click here to see answer by ikleyn(52777)

Question 1054654: The lines 4y=7x+21, 4y=31-3x and x-2y=-3 intersect at point A, B and C. Find the co-ordinates of these points and find the area of triangle ABC
Click here to see answer by Fombitz(32388)

Question 1054650: A(-1,0) B(2,0) C(0,3)
AP is an altitude of the triangle ABC and it cuts the y-axis at H. AP is perpendicular to BC. Find the general equation of AP.
Click here to see answer by Fombitz(32388)

Question 1054736: Y equals 5/4x-2
Click here to see answer by Alan3354(69443)

Question 1054749: The mean of 5 numbers is 90, if the first four numbers are 85,92,89 and 95 what is the 5th number
Click here to see answer by addingup(3677)

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