208,000,000
The answer is 258x
No it is not.
That can't be simplified.
3a squared plus nine = 19a. 3a to the second power = 9a plus 9 = 19a.
It is a polynomial expression in x. What about it?
208,000,000
(c + d)(c + d)
The answer is 258x
The verbal expression of 3b to the second power plus 2a to the 3rd power is "three b squared plus two a cubed."
x² + x² = 2x²
negative eight plus two times four to the second power
18
17
62 + 82 36 + 64 100
31
46