Joseph S. answered 09/01/15
Tutor
5
(121)
Joseph - Former Pre-AP Algebra I/II Teacher
if the 64 is the only number under the square root, then take the square root of 64, which is 8. now subtract 6^0, which is 1. any number raised to the 0th power is equal to one. so the answer would be 7. hope this helps