Answer:
72f+40
Step-by-step explanation:
Answer:
-1,3i,-3i
Step-by-step explanation:
X^3+x^2=-9x-9
x^3+x^2+9x+9=0
x^2(x+1)+9(x+1)=0 factorize by taking x+1 common factor
(x+1)(x^2+9)=0
x+1=0 then x=-1
(x^2+9)=0 then x=+ 0r - 3i
It’s 4 ik know this it’s four cixhdhdud didjdhdh djdjdhd djdjdhd
27/64 . because you do 3/4 to the third power (3x) which gives you that