A sphere has a radius of 4x + 4. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4r^2 for the surface area of a sphere. (1 point)
-64x^2 + 128x + 64
-64x^2 – 128x + 64
-64x^2 + 128x – 64
-64x^2 – 128x – 64

Question

A sphere has a radius of 4x + 4. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4r^2 for the surface area of a sphere.  (1 point)
-64x^2 + 128x + 64
-64x^2 – 128x + 64
-64x^2 + 128x – 64
-64x^2 – 128x – 64

anonymous · Answer

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