Class 9 Mathematics - MIX - Squares and Square Roots Easy Quiz

Mathematics MIX Squares and Square Roots Easy Class 9 Level 2

Level 2 • 2/50 questions • 40 seconds per question.

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Question 1 / 2 0 score
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Question 1/2 Easy Mathematics MIX Squares and Square Roots Class 9 Level 2

\(9x^2\) का वर्गमूल क्या है?

What is the square root of \(9x^2\)?

Explanation opens after your attempt
Correct Answer

A. (3x)

Step 1

Concept

The square root of (9) is (3) and of \(x^2\) is (x). Check both parts in square root.

Step 2

Why this answer is correct

The correct answer is A. (3x). The square root of (9) is (3) and of \(x^2\) is (x). Check both parts in square root.

Step 3

Exam Tip

(9) का वर्गमूल (3) और \(x^2\) का वर्गमूल (x) है। वर्गमूल में दोनों भाग देखें।

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Question 2/2 Easy Mathematics MIX Squares and Square Roots Class 9 Level 2

\(25a^2\) किसका वर्ग है?

\(25a^2\) is the square of which expression?

Explanation opens after your attempt
Correct Answer

A. (5a)

Step 1

Concept

((5a)2=25a-2). In a square both the number and variable powers are squared.

Step 2

Why this answer is correct

The correct answer is A. (5a). ((5a)2=25a-2). In a square both the number and variable powers are squared.

Step 3

Exam Tip

((5a)2=25a-2) होता है। वर्ग में संख्या और चर दोनों की घात दोगुनी होती है।

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