Answer:17
Step-by-step explanation:Follow pemdas.
Start with parentheses which is (5+2) which gives you 7.
Now next in Pemdas is Exponents. SO do 2 to power of 2 which is 4 .Then do 3 to the power of 3 which is 27.Next add 4 to 27 which is 31.so now do 7 times 2 is 14.Then take 31 and subtarct it from 14 which gives you 17.
Look at pic to see clearly how it was solved and the steps. I color code it to show the steps.
Answer:
7/8 to the 7th power
Step-by-step explanation:
$15.08 because $45.24 ÷ 3
Answer:
507
Step-by-step explanation:
As they said, I will be using 3 as pi.
(pi)
(radius squared)
Without annotations: 

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