Question

How do you solve `5x ^ { 2} = 352- 2^ { 5}`?

Answer 1

`x=+-8`

Explanation:

`5x^2=352-2^5`
`2^5=32`
`5x^2=352-32`
`352-32=320`
`5x^2=320`
`x^2=320/5`
`320/5=64`
`x^2=64`
`x=+-sqrt64`
`sqrt64=8`
`x=+-8`