Question

simplify the expression (7x-5x^0)^-5/2 given that x=15

Answer 1

first lets make sure of the problem
\[(7x - 5x^0)^\frac{ -5 }{ 2 }\]

Answer 2

yes that is correct

Answer 3

(7 x 15 -5) = 100, then square root of 100 (the 2 in the denominator) is 10 and then to the 5th power, is 100000 the negative makes it 1/100000