Hey there! :D
When powers are outside the parenthesis, you multiply them. When they are not, you add them.
(y^3)^2 * y^7
3*2= 6
y^6*y^7
Add the powers.
y^13= the simplest form
I hope this helps!
~kaikers
Answer:
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Step-by-step explanation:
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Answer:
Here x=10° ,2x=20° ,5x=50°
A.

B.

It's a minimum, becuase
.
C.
The axis of symmetry is
. So, in this case, it's
.