Answer:
2x+7y
Step-by-step explanation:
<u>3x</u>+5y<u>-x</u>+2y =
<u>3x-x</u> = 2x
5y+2y = 7y
3x+5y-x+2y = 2x+7y
Answer:
c = -9
Step-by-step explanation:
Knowing that -2 is a root, you can do the synthetic division with an unknown value for c. Then solve for the value of c that makes the remainder be zero. See the attachment for the work.
The second attachment shows that (x+2) is a factor of the resulting cubic.
Do u mean like other names for it
Answer:
Step-by-step explanation:
(3b)³ = 3³·b³ = 27b³