Question

Which of the following methods would be the easiest to use to solve x2 + 4x + 3 = 0?

A.
factoring

B.
isolating the x2 term and finding the square root of both sides

C.
using the quadratic formula

D.
all three methods would be easy and effective

Answer 1

factoring

Answer 2

\[x^2+4x+3~~~->~~~(x+1)(x+3)\]

Answer 3

a

Answer 4

Which of the following methods would be the easiest to use to solve 2x2 + 5x – 11 = 0?

A.
factoring

B.
isolating the x2 term and finding the square root of both sides

C.
using the quadratic formula

D.
all three methods would be easy and effective

Answer 5

c

Answer 6

Which of the following methods would be the easiest to use to solve x2 + 6x – 7 = 0?

A.
factoring

B.
isolating the x2 term and finding the square root of both sides

C.
using the quadratic formula

D.
all three methods would be easy and effective

Answer 7

I think B.

Answer 8

ty!