A sphere has a radius of 3x + 2. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4pir2 for surface area of a sphere.
(1 point)
Responses
16pix2 + 16pi
16 Image with alt text: pi x 2 + 16 Image with alt text: pi
16pix2 + 48pix + 16pi
16 Image with alt text: pi x 2 + 48 Image with alt text: pi x + 16 Image with alt text: pi
36pix2 + 48pix + 16pi
36 Image with alt text: pi x 2 + 48 Image with alt text: pi x + 16 Image with alt text: pi
36pix2 + 24pix + 16