Question

9) 6a² + 3 = 435
How to solve this equation by taking square root?

Answer 1

6a² + 3 = 435

First subtract 3 from both sides:

6a^2 = 432

Divide both sides by 6:

a^2 = 432/6

a^2 = 72

Now take the square root of both sides to get a:

a = √72