Solve the following quadratic equation by using square roots: x2 = 4
Solve the following quadratic equation by completing the square: x2 + 6x = -8
x = -b +- sqrt(b2 - 4ac) /(2a)
Find the vertex of f(x)=-x2+8x-15
Solve the following quadratic equation by factoring. x2+3x+2 = 0
Solve the following quadratic equation by using square roots: x2 = 121
Solve the following quadratic equation by completing the square: x2 - 6x = -5
Solve the following quadratic equation by using the quadratic formula: x2 + 6x + 5 = 0
Find the vertex of f(x)=x2-2x
Solve the following quadratic equation by factoring. x2 - 6x + 5 = 0
Solve the following quadratic equation by using square roots: 4x2 = 400
Solve the following quadratic equation by completing the square: x2 - 2x - 24 = 0
Solve the following quadratic equation by using the quadratic formula: x2 - 9x + 20 = 0
Find the vertex of f(x)=5x2+2x-2
Solve the following quadratic equation by factoring. x2 - 6x - 27 = 0
Solve the following quadratic equation by using square roots: x2 -9 = -8
Solve the following quadratic equation by completing the square: x2 + 10x +16 = 0
Solve the following quadratic equation by using the quadratic formula: 2x2 + 9x + 4 = 0
f(x)=-x2-4x
Solve the following quadratic equation by factoring. 2x2 - 5x - 3 = 0
Solve the following quadratic equation by using square roots: 5x2 + 3 = 128
Solve the following quadratic equation by completing the square: 2x2 - 8x = 10
Solve the following quadratic equation by using the quadratic formula: 4x2 - 17x - 15 = 0
Find the vertex of x=5y2+4y+3