Asap 20 pts + brainliest to right/best answer

the answer is C

Step-by-step explanation:

The equation is just asking for you to subtract the entire function of f from the function of G. This directly translates to (x^2) - (3x +5) which cannot be simplified further than the subtraction sign. You end with x^2 - 3x -5

Hope this helps

256π units²   (answer b)

step-by-step explanation:

the formula for the surface area of a sphere of radius r

is             a = 4πr²

and so, if r = 8 units, then the surface area is:

a = 4π(8 units)² = 256π units²   (answer b)

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step-by-step explanation: