Question

3
${3}^{z} = {9}^{(z - 1)}$
Find the value of z​

Answer 1

Answer:

this is my answer

Step-by-step explanation:

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Answer 2

Answer:

$3^z=9^{(z-1)}\\\\3^z=3^{2{(z-1)}}\\\\z=2(z-1)\\\\z=2z-2\\\\2=2z-z\\\\2=z\\\\z=2$

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