Answer: 25
Step-by-step explanation: When you divide exponents with the same base, you can subtract the exponents. It becomes 5^4-2, which is 5^2, which is 25
d)
Product rule:
Chain and power rules:
Power rule:
Now simplify.
e)
Quotient rule:
Power rule:
Now simplify.
f)
Chain rule:
We can further simplify this to
using the double angle identity for sine.
There are 360° total in a circle, so AB is half of the circle so it’s 180°. CBA is 180° also. 180°+55°=235°, 360-235= 125° which is AC
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to solve this question, let's try to write out an equation