Answer: 
Step-by-step explanation:
I looked it up on my calculator. I hope this helps!! :)
Answer: if n = 8 then the equation is false because 6+8 = 14 but on the equation, it shows 6+8 = 22, which is false
Answer:
x = 2
Step-by-step explanation:
Answer: 1/6
Approximately the same.
Step-by-step explanation:
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.