Answer:
13
Step-by-step explanation:
(3 - 2i)(3 + 2i)
Expand
(9 + 6i - 6i - 4i^2)
Add
(9 - 4i^2)
Convert i^2
i^2 = ()^2 = -1
(9 - 4(-1))
(9 + 4)
= 13
13.
= (3 * 3) + (-2i * 3) + (2i * 3) + (-2i * 2i)
= 9 - 6i + 6i - 4
= 9 - 4(-1)
= 9 + 4
Hope this helps!
1/4 of 10
17/5
23=5x+6
23-6=5x
17=5x
X=17/5
cone V≈157.08
cylinder V≈502.65
sphere V≈113.1
no. I think its 2
3x+1=7
3x=7-1
3x=6
x=2