Question

question is in the image

Answer 1

Answer:

a)-3

b)-5

c)........….....

Answer 2

Answer:

$a.) {3}^{ - x} = 27 \\ {3}^{ - x} = 3 \times 3 \times 3 \\ {3}^{ - x} = {3}^{3} \\ - x = 3 \\ x = - 3$

$c.) {2}^{( - x + 3)} = 64 \\ {2}^{( - x + 3)} = 2 \times 2 \times 2 \times 2 \times 2 \times 2 \\ {2}^{( - x + 3) } = {2}^{6} \\ - x + 3 = 6 \\ - x = 6 - 3 \\ - x = 3 \\ x = - 3$

I hope it will help you