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I need help with this please. :) thanks

I need help with this please. :) thanks-example-1
User Valentina
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1 Answer

6 votes

Answer:

d. V = π(x^3 + 90x^2 + 2,400x + 20,000)

Explanation:

volume of cylinder = πr^2h

We have r = x + 20; h = x + 50

V = π(x + 20)^2(x + 50)

V = π(x^2 + 40x + 400)(x + 50)

V = π(x^3 + 50x^2 + 40x^2 + 2000x + 400x + 20,000)

V = π(x^3 + 90x^2 + 2,400x + 20,000)

User Deniswsrosa
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