Question

can anyone solve this question
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Answer 1

Answer:

answer is 7.

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Mark me as brainliest

Answer 2

Answer:

b) 243

Step-by-step explanation:

$\frac{3 {}^{x} \times {9}^{x + 1} }{ {3}^{x - 1} \times {9}^{x - 1} } = \frac{ {3}^{x} \times {9}^{x} \times 9}{ \frac{ {3}^{x} }{3} \times \frac{ {9}^{x} }{9} } \\ \: \: \: \: \: \: \: \: \: \: \: \: \: = \frac{ {3}^{x} \times {9}^{x} \times 9 \times 3 \times 9}{ {3}^{x} \times {9}^{x} } \\ = 9 \times 3 \times 9 \\ \: \: \: = 243$

Hence your answer is b)243. Plz mark this as the BRAINLIEST.