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!
the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth