Question

Need help with questions 3, 5, and 6.

Answer 1

1.16

2.9

3.x=9+root of 146(12.08) or x=9-root of 146

Answer 2

1. 16

2. 9

3. 21.08

Explanation:

1. (explanation) (x+b)^2 = x^2+2bx + b^2 ( square formula)

16, would make a square trinomial