Question

simplify 16 *t^(-3) / 4^(-3) *8*t^(-6)
real answer is 128t^3​

Answer 1

#16^(3/4) = (2^4)^(3/4) = 2^(4*3/4) = 2^3 = 8#

Explanation:

Exponents obey the rule: #(x^a)^b = x^(ab)#, at least when #x > 0# or for any #x# if #a, b# are positive integers.