Value of x-y^x-y when x=2 and y=-2?​

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red

The longer leg of a 30-60-90 trangle is 18

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _