Question

What is the solution of the equation w^2=4/9? show work.

Answer 1

w = ±
`(2)/(3)`

Explanation:

w² =
`(4)/(9)` ( take square root of both sides )

w = ±
`\sqrt{(4)/(9) }` = ±
`(√(4) )/(√(9) )` = ±
`(2)/(3)`

Then

w = -
`(2)/(3)` or w =
`(2)/(3)`