Question

Which two equations would be most appropriately solved by using the quadratic formula?

Select each correct answer.

A. (x − 3)^2 = 36

B. 5x^2 + 7x = 15

C. (x + 8)(x + 9) = 0

D. 0.25x^2 + 0.8x − 8 = 0

Answer 1

@Vocaloid

Answer 2

The quadratic formula comes from this form:

\[ax^{2}+bx+c\]

Where a,b, and c represent any numbers.

There are 2 answer choice that are in the same form.

Answer 3

A and C

Answer 4

OR D am i correct ?

Answer 5

@Vocaloid

Answer 6

@mhchen