Expert Mathematics Chapter 1: Real Numbers Class 10 Level 8

यदि \(x=2^6\times3^4\times7^2\) और \(y=2^3\times3^5\times5\times7\), तो (xy) में 3 की घात क्या होगी?

If \(x=2^6\times3^4\times7^2\) and \(y=2^3\times3^5\times5\times7\), what will be the power of 3 in (xy)?

Explanation opens after your attempt
Correct Answer

A. 9

Step 1

Concept

Powers with the same base 3 are added in multiplication.

Step 2

Why this answer is correct

The power of 3 in (x) is 4 and in (y) is 5.

Step 3

Exam Tip

The total power will be (4+5=9). चरण 1: समान आधार 3 की घातें गुणा में जुड़ती हैं। चरण 2: (x) में 3 की घात 4 है और (y) में 3 की घात 5 है। चरण 3: कुल घात (4+5=9) होगी।

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What is the correct answer to this Mathematics MCQ?

The correct answer is A. 9.

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