Solve by taking the square root of both sides 3 (x-1) ^2-162=0

Question

Mathematics

Amina

15 August, 05:13

Solve by taking the square root of both sides 3 (x-1) ^2-162=0

+1

Answers (1)

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Madyson Baxter · Answer 1

We know that: 3 (x-1) ^2-162=0

or (x-1) ² = 162:3

and (x-1) ² = 54

we take the square root of both sides

* x-1 = √54 = 3√6 or x=1+3√6

* x-1 = - √54 = - 3√6 or x=1-3√6

This equation has 2 solutions