Solve equation using square roots (x-1) ^2=4

Question

Desmond Keller

Mathematics

22 August, 20:36

Solve equation using square roots (x-1) ^2=4

+2

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Raegan Valenzuela · Answer 1

X is equal 3. to do this, you do reverse of order of operations. So this means that you would to the 'times 2' first by dividing 4 by 2 to make it 2. then, in the parenthesis, since there is a 'minus 1', therefore you are going to add 1+2 which equals three.