Multiply the fraction by both things in the parenthesis.
Answer:
r=41/2
Step-by-step explanation:
You have to divide the diameter, 41, by 2 because the radius of the circle is half of the diameter. So, the answer would be 20.5
Answer:
Your answer is D.
36x2-25 is equivalent to (6x)2-(5)2
Step-by-step explanation:
Simple solution: Put each equation into a graphing calculator and look at the tables, they are exactly the same.
Answer:

Step-by-step explanation:
<em>If you just want to simplify -27/x^15, it is not very difficult. Here is the simple way.</em>
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Given the expression

solving



Therefore,
