Question

Solving quadratics equations by square root method

Answer 1

Explanation:

Here is an example:

`3x^(2) +7=55`

-7 on both sides of the equation

`3x^(2) =48`

divide by 3 on both sides

`x^(2) =16`

square root the
`x^(2)` and 16

x=±4

Answer 2

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