Question

Please help. Dx
What are the approximate solutions of 4x^2 + 3 = -12x to the nearest hundredth?

Answer 1

The answer choices are:

x ≈ -3.23 and x ≈ 0.23
x ≈ -2.72 and x ≈ -0.28
x ≈ 0.28 and x ≈ 2.72
x ≈ -0.23 and x ≈ 3.23

Answer 2

Do you know the quadratic formula?

Answer 3

I'm not good at using the quadratic formula. >.<