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A sphere has a radius of 3x+2. What polynomial in standard form best describes the total surface area of the sphere? S=4πr^2

A sphere has a radius of 3x+2. What polynomial in standard form best describes the total surface area of the sphere? S=4πr^2
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A sphere has a radius of 3x+2. What polynomial in standard form best describes the total surface area of the sphere? S=4πr^2

User Anshul Bansal
by
8.3k points

1 Answer

2 votes
SA=4pir^2
r=(3x+2)
SA=4pi(3x+2)^2
SA=4pi(9x²+12x+4)
SA=pi(36x²+48x+16)
SA=36pix²+48pix+16pi
dat is de poly
User Justin Galzic
by
8.2k points
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