Question

by extracting square roots.
answer with solution.
1. 9b²= 25
2. (3y- 1)²= 0​

Answer 1

Answer:

Step-by-step explanation:

1). 9b² = 25

b² = $\frac{25}{9}$

b = ± $\sqrt{\frac{25}{9}}$

b = ± $\frac{5}{3}$

2). (3y - 1)² = 0

3y - 1 = 0 ⇒ y = $\frac{1}{3}$