\(3^5\cdot9^{-1}\) का मान क्या है?

What is the value of \(3^5\cdot9^{-1}\)?

Explanation opens after your attempt
Correct Answer

B. (27)

Step 1

Concept

(9^{-1}=\(3^2\)^{-1}=3^{-2}). Hence \(3^5\cdot3^{-2}=3^3=27\).

Step 2

Why this answer is correct

The correct answer is B. (27). (9^{-1}=\(3^2\)^{-1}=3^{-2}). Hence \(3^5\cdot3^{-2}=3^3=27\).

Step 3

Exam Tip

(9^{-1}=\(3^2\)^{-1}=3^{-2}) है। इसलिए \(3^5\cdot3^{-2}=3^3=27\) है।

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Mathematics Answer, Explanation and Revision Hints

\(3^5\cdot9^{-1}\) का मान क्या है? / What is the value of \(3^5\cdot9^{-1}\)?

Correct Answer: B. (27). Explanation: (9^{-1}=\(3^2\)^{-1}=3^{-2}) है। इसलिए \(3^5\cdot3^{-2}=3^3=27\) है। / (9^{-1}=\(3^2\)^{-1}=3^{-2}). Hence \(3^5\cdot3^{-2}=3^3=27\).

Which concept should I revise for this Mathematics MCQ?

(9^{-1}=\(3^2\)^{-1}=3^{-2}). Hence \(3^5\cdot3^{-2}=3^3=27\).

What exam hint can help solve this Mathematics question?

(9^{-1}=\(3^2\)^{-1}=3^{-2}) है। इसलिए \(3^5\cdot3^{-2}=3^3=27\) है।