What expresion is equal to

The second option and the last option

Step-by-step explanation:

10^5 equals 100000 and if you try all options the only 2 that also equal 100000 is those two.

answer: a and b

step-by-step explanation:

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!