Please help a friend out will give brainilest

what help

what is the quetsion

i think you forgot to write it

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.