If f(x) = -3x^4 - 2x^3 + 3x^2 and g(x) = 3x^4 - 4x^3 + x^2 then f(x) + g(x) = A) 2x^3 - 2x^2

B) -6x^3 + 4x^2

C) -3x^4 - 6x^3 + 4x^3

D) 3x^4 + 2x^3 - 2x^2

The height of a box can be found by dividing its volume by the area of its base,bottom.what is the height of a box that has a volume of 26.35 cubic centimeter and a base area of 4 1/4 square centimeter?