Jeff wants to use mental math to see if he can afford the computer and printer shown at the right. First, he makes a ten by adding 527 + 3. What does Jeff have to do next before finding the sum of the costs of both items?

1,918

step-by-step explanation:

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.