-4n*(n^2 -6n +3)
= (-4n)*n^2 +(-4n)*(-6n) +(-4n)*(3)
= -4n^3 +24n^2 -12n . . . . . . . . . . . . corresponds to selection B
Note that the signs alternate. For the first question the signs of the answer are the reverse of those of the original trinomial.
For the second question, multiplying by -n changes the signs back to those of the original trinomial. Only one answer has the signs correct, selection A.
I don’t understand this either ask the teacher
Answer:
4
Copy it, paste it on a new tab, bada Bing Bada Boom, google, the thing that gets me past school.
Answer:
18
Step-by-step explanation:
because 20% of 90 is 18
Answer:
-75 and -77
Step-by-step explanation:
This can be wrote as 
. Combine like terms and subtract 2 from both sides to get 
. Divide by two to get 
and then add two to get -75.
