Dawn simplified a power correctly and came up with a value of 64.

Which could have been the original exponential form of the expression Dawn simplified? Check all that apply.
A. (–4)3
B. 26
C. 34
D. (–8)2
E. (–2)6

What is the missing constant term in the perfect square that starts with x^2 -20x

This is so hard and it’s for a test

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.