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 Question 214935: What is the hang time of a basketball player with a 35 inch reach? Click here to see answer by drj(1380)

 Question 215104: Let a and b be real numbers such as a ≠ 0. Find the solutions for ax^2 + bx = 0. Click here to see answer by jim_thompson5910(28717)
 Question 215104: Let a and b be real numbers such as a ≠ 0. Find the solutions for ax^2 + bx = 0. Click here to see answer by stanbon(57979)

 Question 215128: give the exact and appropriate solutions to 3 decimal places (x-6)^2=81 Click here to see answer by jim_thompson5910(28717)

 Question 215378: What is the quadratic equation when the vertex is (0,8)/ it is the maximum/ y-intercept is (0,8)/ the axis of symmetry is 0/ and the x-intercepts are -2 and 2 Click here to see answer by ankor@dixie-net.com(15746)

 Question 215532: Solve over the set of complex numbers. Use completing the square. 8x^2-x-1=0 (the x on first term is squared) Thank you Click here to see answer by ankor@dixie-net.com(15746)

 Question 215869: I'm very confused! Can you help me with this? Thank you! two solutions for you to create a quadratic equation: 1. x=1 x=5 2. x=5 x=0 Click here to see answer by checkley77(12569)

 Question 215891: I need assistance in solving the problem y+7=0. I don't understand how to do it. Click here to see answer by rfer(12730)

 Question 215941: An object is thrown downward from the top of a tower. The distance in feet that it falls in t seconds is given by the following. s(t) = 16t2 + 14t (c) Find the average velocity from t = 3 seconds to t = 5 seconds. 3 ft/sec Click here to see answer by nerdybill(7009)

 Question 215973: if (x*x)+1=3x then what is the value of (x*x)+1/(x*x) Click here to see answer by checkley77(12569)

 Question 216110: Please help me: A rectangular garden has a perimeter of 140m and an area of 1200m^2. set up a quadratic equation and solve it agebraically to find the dimensions of the garden. Click here to see answer by checkley77(12569)

 Question 216374: A river has a current of 5 mph. It takes Al half an hour longer to paddle upstream 1.2 miles than to paddle downstream the same distance. What is Al's rate in still water? I started out with: r=rate With current=r+5 against current=r-5 but this is as far as I could get Click here to see answer by Alan3354(31534)

 Question 216275: Molly's age is twice Anita's. If the sum of the square of their ages is 80, what are their ages? Click here to see answer by drj(1380)

 Question 216527: I need help on this problem. Complete the first 4 steps for graphing the quadratic function given. y = -x^2 - 4x - 3 Click here to see answer by stanbon(57979)

 Question 216553: A line is described by the equation y = 3 . A parabola is given by the equation Y = x^2 –6x +c What value(s) of c would result in this system of equations having one solution? What value(s) of c would result in two solutions? Click here to see answer by Alan3354(31534)
 Question 216553: A line is described by the equation y = 3 . A parabola is given by the equation Y = x^2 –6x +c What value(s) of c would result in this system of equations having one solution? What value(s) of c would result in two solutions? Click here to see answer by Theo(3504)

 Question 216551: A helicopter drops a supply package from an altitude of 625 ft. How long is the package in the air? Click here to see answer by drj(1380)

 Question 216596: Please anyone tell me if I got this answers right? Thank you so much!!! x = -5 and 2x2 + 4x -30 = 0 1) x=5 (x-5)(x-5) x^2 -10x +25 2) 2x^2 +4x -30 = 0 -4 +/- sqrt((4)^2 - 4(2)(-30)) 2(2) -4 +/- sqrt(16 +240) 4 -4 +/- sqrt(256) 4 -4 +/- 16 4 x = 3 x= -5 Click here to see answer by DRichardson(63)

 Question 216651: Find all points on the y-axis that are 6 units from P(4,1) Enter answers as two ordered pairs. Round answers to nearest hundreth. Click here to see answer by Alan3354(31534)

 Question 216720: help write in simplest form by combining like terms 5(y+6)+4 Click here to see answer by rfer(12730)

 Question 217107: I am having difficulty with a question. The problems is as follows: A parabola has an x-intercept at 2, its axis of symmetry is the l ine x=4, and the y-coordinate of its vertex is 6. Determone the equation of the parabola. I am setting up my equation - y = ax^2 + bx + c and plugging in the numbers as follows: y = 4a^2 + 2b + 8. Am I on the right track? Thanks, Lori Click here to see answer by RAY100(1637)
 Question 217107: I am having difficulty with a question. The problems is as follows: A parabola has an x-intercept at 2, its axis of symmetry is the l ine x=4, and the y-coordinate of its vertex is 6. Determone the equation of the parabola. I am setting up my equation - y = ax^2 + bx + c and plugging in the numbers as follows: y = 4a^2 + 2b + 8. Am I on the right track? Thanks, Lori Click here to see answer by jsmallt9(3296)
 Question 217107: I am having difficulty with a question. The problems is as follows: A parabola has an x-intercept at 2, its axis of symmetry is the l ine x=4, and the y-coordinate of its vertex is 6. Determone the equation of the parabola. I am setting up my equation - y = ax^2 + bx + c and plugging in the numbers as follows: y = 4a^2 + 2b + 8. Am I on the right track? Thanks, Lori Click here to see answer by Alan3354(31534)

 Question 217145: I’m really confused with this; please help me solve this problem. a) Solve x^2+7x-1=0 b) Find the x-intercepts of f(f) =x^2+7x-1 What are the solutions? X=? (Type exact answers, using radicals as needed. Use a comma to separate answers as needed) Click here to see answer by Alan3354(31534)

 Question 217168: I need to find the two x-intercepts of this equation 2x^2+12x+19 Click here to see answer by Alan3354(31534)

 Question 217164: How do I solve this quadratic equation? 2x^2+12x+19 I need to find the leftmost x-int and the right most x-int for the graph of this equation Click here to see answer by ankor@dixie-net.com(15746)