Question

Ql2
find the value of x if
(-2/5)⁸×(-2/5)⁴=(-2/5)x-¹

please help me tommorow is my online test​

Answer 1

Answer:

(-2/5)^8+4=(-2/5)x^-1

(-2/5)^12=(-2/5)x^-1

12=1/x

x=1/12