Giving a Medal :)
After arranging the terms in descending powers of a variable, select the opposite of the polynomial.

9 - 12n 2 + 4n 3 - 7n

A) 4n3 - 12n2 - 7n + 9

B) -4n3 + 12n2 + 7n - 9

C) 4n3 + 12n2 + 7n + 9

D) -4n3 - 12n2 + 7n - 9

Question

Giving a Medal :) 
After arranging the terms in descending powers of a variable, select the opposite of the polynomial.

9 - 12n 2 + 4n 3 - 7n



A) 4n3 - 12n2 - 7n + 9

B) -4n3 + 12n2 + 7n - 9

C) 4n3 + 12n2 + 7n + 9

D) -4n3 - 12n2 + 7n - 9

anonymous · Answer

start with the 4n3 and go from the highest n to the lowest n .

anonymous · Answer

Alright i did now what I got C for my answer

anonymous · Answer

remember you have to bring the negative sign with it

anonymous · Answer

So its D

anonymous · Answer

try A its the same as C but the negative is still with the problem

anonymous · Answer

ok

anonymous · Answer

b