Algebra ->  Algebra  -> Quadratic Equations and Parabolas -> Questions on Algebra: Quadratic Equation answered by real tutors!      Log On

 Ad: You enter your algebra equation or inequality - Algebrator solves it step-by-step while providing clear explanations. Free on-line demo . Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations! Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

 Question 97764: Hi Can you please help me with this question, its very hard for me to understand how to do this . . . Find the equation of the axis of symmetry for the graph of , and state whether the axis of symmetry contains a maximum point or a minimum point of the graph. Click here to see answer by checkley71(8403)

 Question 97846: A garden area is 30 ft long and 20 ft wide. A path of uniform width is set around the edge. If the remaining garden is 400 ft^2, what is the width of the path. I tried (x is width of path): (30-x)(20-x)=400 600-30x-20x+x^2=400 x^2-50x+600=400 x^2-50x+600-400=0 x^2-50x+200=0 I then tried the quadratic equation with a=1, b=-50, c=200 and ended up with x=25 +- 5 radical 17 Help!!!! Thanks! Click here to see answer by checkley71(8403)
 Question 97846: A garden area is 30 ft long and 20 ft wide. A path of uniform width is set around the edge. If the remaining garden is 400 ft^2, what is the width of the path. I tried (x is width of path): (30-x)(20-x)=400 600-30x-20x+x^2=400 x^2-50x+600=400 x^2-50x+600-400=0 x^2-50x+200=0 I then tried the quadratic equation with a=1, b=-50, c=200 and ended up with x=25 +- 5 radical 17 Help!!!! Thanks! Click here to see answer by mathslover(135)

 Question 97763: Hi Can you please help me with this question, its very hard for me to understand how to do this . . . Find the equation of the axis of symmetry for the graph of , and state whether the axis of symmetry contains a maximum point or a minimum point of the graph. Click here to see answer by ankor@dixie-net.com(15657)

 Question 97880: 5/12 , 3/20 find the lcd then c onvert each rational expression into an equivelant rational expression with the lcd as the denominator Click here to see answer by stanbon(57377)
 Question 97880: 5/12 , 3/20 find the lcd then c onvert each rational expression into an equivelant rational expression with the lcd as the denominator Click here to see answer by edjones(7569)

 Question 97957: How do i find the Maximum or Minimum of this equation? 8t^2+16t+113 Click here to see answer by stanbon(57377)

 Question 97956: A triangular sail has an area of x^2+5x+6 square meters and a height of x+3 meters. Find the length of the sail's base. Click here to see answer by tutorcecilia(2152)

 Question 98119: Could you please help me solve this problem? Number problems. If the square of 2 less than an integer is 16, find the number(s). Thank you, Click here to see answer by checkley71(8403)

 Question 98170: find two positive real numbers that differ by 1 and have a product of 1 Click here to see answer by ankor@dixie-net.com(15657)

 Question 98233: The demand and supply equations for a certain item are given by: D=-5p+10 S=-p^2+30p-8 Find both possible solutions and determine the equilibrium price This is what I have so far: -5p+40=-p^2+30p-8 p^2-35p+48=0 p^2-36p=-48 I am now unsure of what to do from here. Thank you for your help Click here to see answer by jim_thompson5910(28595)

 Question 98239: I'm lost. I've included the work I think is right. Solve the following quadratic equations. Make sure to show all your work. Use graphing to complete. 1. 3x2 + 11x – 20 = 0 • Graphing Method • 3x2+11x-20=0 • 3x2+11x-20+20=0+20 • 3x2+11x=20 • X2+11/3=20/3 • Click here to see answer by jim_thompson5910(28595)

 Question 98262: The speed of the current in a river is 5mi/hr. It takes 40 min. longer for a girl to paddle 1.2 miles upstream than the distance downstream. What'sher speed in still water? Click here to see answer by Nate(3500)

 Question 98284: Solve 2y^2 - 3y - 6 = 0 Click here to see answer by Nate(3500)

 Question 98281: Find the vertex and intercepts for each parabola. Sketch the graph. g(x) = x^2 + x - 6 Click here to see answer by checkley71(8403)

 Question 98318: Find the exact solution to 6x(squared)+1=-8x by using the Quadratic Formula. Thanks. This is my first year and I greatly appreciate your help. Click here to see answer by scott8148(6628)

 Question 98447: Most quadratic eqautions Ive come across so far have given the problem as something equals 0 format. This one below is the first Ive seen in this format so its got me scratching my head. Use the quadratic equation to solve: 6n^2= -8n-1 Give the answer in decimal form. This neither has the equals 0 as a start point or ask me what to solve for. It just says solve. Help please. Thank you. Click here to see answer by mathslover(135)
 Question 98447: Most quadratic eqautions Ive come across so far have given the problem as something equals 0 format. This one below is the first Ive seen in this format so its got me scratching my head. Use the quadratic equation to solve: 6n^2= -8n-1 Give the answer in decimal form. This neither has the equals 0 as a start point or ask me what to solve for. It just says solve. Help please. Thank you. Click here to see answer by jim_thompson5910(28595)
 Question 98447: Most quadratic eqautions Ive come across so far have given the problem as something equals 0 format. This one below is the first Ive seen in this format so its got me scratching my head. Use the quadratic equation to solve: 6n^2= -8n-1 Give the answer in decimal form. This neither has the equals 0 as a start point or ask me what to solve for. It just says solve. Help please. Thank you. Click here to see answer by edjones(7569)

 Question 98523: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value. f(x) = -x2 - 3x - 9 Click here to see answer by jim_thompson5910(28595)

 Question 98541: Find all real or imaginary solutions to each equation. Us e the method of your choice. Sq rt of 7x+29 = x + 3 Click here to see answer by jim_thompson5910(28595)

 Question 98540: Find all real or imaginary solutions to each equation. Use the method of your choice. 3v^2 + 4v - 1 = 0 Click here to see answer by jim_thompson5910(28595)

 Question 98630: the primeter of a triangle is 63cm. The lengths of the three sides are represented by three consecutive odd integers. Find the length of the longest side Click here to see answer by checkley71(8403)

 Question 98637: Two angles are complementary. One angle is 26 degrees more than the other angle. What ar the measures of the angles? Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 98633: The sum of two numbers is 80. The larger number is 8 less than 3 times the smaller number. find the smaller number Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 98673: Find all real or imaginary solutions to the equation. 49x^2+9=42x Click here to see answer by checkley71(8403)

 Question 98632: During rush hour, Fernando can drive 40 miles using the side roads in the same time that it takes to travel 30 miles on the freeway. If Fernando's rate on the side roads is 7 mi/h faster than his rate on the freeway, find his rate on the side roads. Click here to see answer by ankor@dixie-net.com(15657)

 Question 98986: find the quadratic equation (T(n)=...) for: 2, 3, 5, 7 and 9. 2, 4, 8, 16, 32. 11,22, 33, 44, 55. and is there an easy way to find the next numbers in a quadratic sequence? Click here to see answer by stanbon(57377)

 Question 99043: Two angles are supplementary. One angles is 30 les than five times the other angle. What are the measures of the angles? Click here to see answer by stanbon(57377)

 Question 99050: the primeter of a triangle is 144. What are the consecutive integers for reach side Click here to see answer by stanbon(57377)

 Question 99097: i need help pleas use the quadriatic formula to solve each of the following quadratic equations. 3x^2 - 2x + 1 = 0 Click here to see answer by stanbon(57377)

 Question 99095: Number problems. Find two consecutive positive integers such that the sum of their squares is 85. Click here to see answer by Adam(64)
 Question 99095: Number problems. Find two consecutive positive integers such that the sum of their squares is 85. Click here to see answer by bucky(2189)

 Question 99096: i need help pleas use the quadriatic formula to solve each of the following quadratic equations. 2x^2 - 5x = 3 Click here to see answer by aaaaaaaa(138)
 Question 99096: i need help pleas use the quadriatic formula to solve each of the following quadratic equations. 2x^2 - 5x = 3 Click here to see answer by stanbon(57377)

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