the quadratic formula

Find the discriminant of 3x^2-10x=-2

76

The graph of an equation with a negative discriminant always has which characteristic?

A)no x-intercept

Using the quadratic formula to solve 5x = 6x2 - 3, what are the values of x?

B

Using the quadratic formula to solve 7x2 - x = 7, what are the values of x?

B

Which equation can be solved using the expression for x?-3+*3^2+10.2/2.10

NOT A

Which equation has the solutions x=-3+*3i/2

NOT A

Which equation has the solutions x=5+2*7/3

NOT A

Using the quadratic formula to solve x2 = 5 - x, what are the values of x?

NOT B

Which equation could generate the curve in the graph below?

NOT D (y = 3x2 - 4x - 2)

If x=6 is the only x-intercept of the graph of a quadratic equation, which statement best describes the discriminant of the equation?

The discriminant is 0.