Question

Solve, using the square root method: 4x2 = 144. Round the solution to the nearest tenth.
(Points : 2)

{6}


{6, -6}


{36}


{36, -36}

Answer 1

Oh cool. they gave us an easy one. Notice that both sides are perfect squares. Do you see that?

Answer 2

yes

Answer 3

So take the square root of both sides and you will get:

Answer 4

\[2x=\pm12\]

Answer 5

Solve each equation.