NathalyN NathalyN

14-01-2016
Mathematics

Answered

PLEASE HELP ME IF A FEW QUESTIONS! WITH ALL THE PROCESS!

PLEASE HELP ME IF A FEW QUESTIONS! WITH ALL THE PROCESS! class=

Verified Answer :

14-01-2016

Number 1:

9x^2 + 12x + 4 -> (3x + 2)^2
16x^2 + 24x + 9 -> (4x + 3)^2

2. x^2 + Bx + 64
B = (sqrt64) *2 = 16

3.
Solving equations like this requires completing the square, which has the first step of choice 4.

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