What is x cubed plus x cubed?

Answer 1

x + x = 2x. Similarly, x^3 + x^3 = 2(x^3)

Answer 2

The sum of x cubed plus x cubed is equal to 2x cubed. This is because when you add two terms with the same variable and exponent, you simply add the coefficients while keeping the variable and exponent the same. In this case, 1x^3 + 1x^3 = 2x^3.

Answer 3

X to the 6

Answer 4

7