Which student wrote an expression equivalent to 6x + 4x to the third power? Choose all that apply.

A: Anne wrote (6 + x) + (4 + x to the third power).

B: Bart wrote 6x (1 + 2/3x to the second power).

C: Cassie wrote 3x + 3x + 2x to the third power + 2x to the third power.

D: David wrote x (6 + 4x to the second power).

E: Edgar wrote 10 + x to the fourth power

Question

3 July, 02:31

+4

Answers (1)

Know the Answer?

Arnie · Answer 1

Bart and David are correct.

Bart

6x (1+2/3^3)

6x * 1 = 6x

6x * 2/3^3 = 4x^3

6x * 4x^3

David

x (6+4x^2)

x*6 = 6x

x*4x^2 = 4x^3

6x+4x^3