Question

if 3^x=81 , then find the values of 3^x-4 and 9^x-4​

Answer 1

Answer:

3^x=81

x=4

3^x - 4

=3^4 - 4

=81 - 4

=77

9^x - 4

=9^4 - 4

=6561 - 4

=6557

Answer 2

Answer:

3^x = 3⁴

x = 4

PUTTING NOW,

3^0 = 1

9^0 = 1