Question

Solve each equation
7x2 = 49
X=

Answer 1

`x=√(7)`

Explanation:

`7x^2=49`

Dividing both sides by 7 we get

`(7x^2)/(7)=(49)/(7)`

`x^2=7`

taking square root on both hand sides we get

`√(x^2)=√(7)`

`x=√(7)`