Question: I need help with these questions please 1. Without evaluating integrals, explain the following equalities. a. x ] (8 - 2x) ' dx = 27

I need help with these questions please

1. Without evaluating integrals, explain the following equalities. a. x ] (8 - 2x) ' dx = 27 1(4-2 )dy b. J ( 25 - (12 + 1 ) ") dex = 2 juJu- I dy 2. Find the volume of a right circular cone of radius 3 and height 8 in three ways: using a geometry formula, using the disk method, and using the cylinder method

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