3 cubed is 3^3=27 and 5 squared is 5^2=25. A cube of an integer is that integer multiplied by itself three times. A square of an integer is that integer multiplied by itself two times. The average of two numbers is those two numbers added together and divided by two. Any average is the numbers added together, then divided by the number of integers. Therefore, the average is (27+25)/2=52/2=26.
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2y squared * y cubed= 2y^5 (2y to the fifth power)
5
(25^2)•(5^3)
Squared is a number multiplied by itself Cubed is as above one more time so 5 squared = 5 x 5 = 25 and 5 cubed = 5 x 5 x 5 = 125 for example.
5