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algebraic-factorisation MCQ Questions for Class 9

algebraic-factorisation se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

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2 questions tagged with algebraic-factorisation.

Question 1/2 Expert Mathematics Exploring Algebraic Identities Factorisation Class 9 Level 71

\(3a^2b+6ab^2-9ab\) का सही गुणनखंड रूप क्या है?

What is the correct factorised form of \(3a^2b+6ab^2-9ab\)?

Explanation opens after your attempt
Correct Answer

A. (3ab(a+2b-3))

Step 1

Concept

The common factor in all three terms is (3ab). Exam tip: take out the greatest common factor.

Step 2

Why this answer is correct

The correct answer is A. (3ab(a+2b-3)). The common factor in all three terms is (3ab). Exam tip: take out the greatest common factor.

Step 3

Exam Tip

तीनों पदों में सामान्य गुणनखंड (3ab) है। परीक्षा में सबसे बड़ा सामान्य गुणनखंड निकालें।

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Question 2/2 Expert Mathematics Exploring Algebraic Identities Factorisation Class 9 Level 70

\(3a^2+2ab-12a-8b\) को गुणनखंडित कीजिए।

Factorise \(3a^2+2ab-12a-8b\).

Explanation opens after your attempt
Correct Answer

A. ((3a+2b)(a-4))

Step 1

Concept

It is written as (a(3a+2b)-4(3a+2b)). In exams, take the common bracket after grouping.

Step 2

Why this answer is correct

The correct answer is A. ((3a+2b)(a-4)). It is written as (a(3a+2b)-4(3a+2b)). In exams, take the common bracket after grouping.

Step 3

Exam Tip

इसे (a(3a+2b)-4(3a+2b)) लिखा जाता है। परीक्षा में समूहन के बाद समान कोष्ठक बाहर लें।

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