Question

solve this questions ​

Answer 1

Answer:

Step-by-step explanation:

9^(x+1) - 9^x = 24

9.9^x-9^x = 24

9^x(9-1) = 24

9^x = 24/8 = 3

9^x = √9

9^x = 9^(1/2)

so this gives us x = 1/2

so

(3x)^(x-1) = (3*1/2)^(1/2 -1)

=> (3/2)^(-1/2)

=> 1 / (√(3/2))

=> √2/√3

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