Question

Please solve this, i will mark brainliest

Answer 1

Answer:

$k=-2$

Step-by-step explanation:

Let's write the left hand side as a negative power, and 9 as a power of 3:

$3^-^k=3^2$ At this point, for the equality to still stand, the exponents have to be equal:

$-k = 2 \rightarrow k=-2$

Answer 2

(1/3)k = 9
3 -k = 3 2
-k=2
K=-2