Question

me ajudem por favor
a h -(13,5)³.(13,5) elevado a menos 7

Answer 1

n^x × n^y = n^x-y

-(13,5)^3+(-7)

-(13,5)^3 - 7

-(13,5)^-4

-(135/10)^-4 (÷5)

-(27/2)^-4

-(2/27)⁴