The expression 2x(3x^2+4) can be simplified into which of the following?

a. 6x^3+4

b. 5x^3+6x

c. 6x^2+8x

d. 6x^3+8x

Write a polynomial that fits the description: a third-degree polynomial with leading coefficient -4

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable