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full expansion MCQ Questions for Class 9

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

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3 questions tagged with full expansion.

Question 1/3 Hard Mathematics Exploring Algebraic Identities Algebraic identities Class 9 Level 65

( (x+2)(x+4)(x+6) ) का पूरा विस्तार क्या है?

What is the full expansion of ( (x+2)(x+4)(x+6) )?

Explanation opens after your attempt
Correct Answer

A. \(x^3+12x^2+44x+48\)सही विस्तार

Step 1

Concept

Expand two factors first and then multiply by the third. Exam tip: add like terms systematically.

Step 2

Why this answer is correct

The correct answer is A. \(x^3+12x^2+44x+48\) / सही विस्तार. Expand two factors first and then multiply by the third. Exam tip: add like terms systematically.

Step 3

Exam Tip

पहले दो गुणनखंड फैलाएँ और फिर तीसरे से गुणा करें। परीक्षा में समान पदों को व्यवस्थित जोड़ें।

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Question 2/3 Hard Mathematics Exploring Algebraic Identities Algebraic identities Class 9 Level 63

( (x+1)(x+2)(x+3) ) का पूरा विस्तार क्या है?

What is the full expansion of ( (x+1)(x+2)(x+3) )?

Explanation opens after your attempt
Correct Answer

A. \(x^3+6x^2+11x+6\)सही विस्तार

Step 1

Concept

Expand two factors first and then multiply by the third. Exam tip: keep expansion systematic.

Step 2

Why this answer is correct

The correct answer is A. \(x^3+6x^2+11x+6\) / सही विस्तार. Expand two factors first and then multiply by the third. Exam tip: keep expansion systematic.

Step 3

Exam Tip

पहले दो गुणनखंडों को फैलाकर फिर तीसरे से गुणा करें। परीक्षा में क्रमबद्ध विस्तार रखें।

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Question 3/3 Easy Mathematics Exploring Algebraic Identities Algebraic identities Class 9 Level 65

( (a+b+c)2 ) का पूरा विस्तार कौन-सा है?

Which is the full expansion of ( (a+b+c)2 )?

Explanation opens after your attempt
Correct Answer

C. \(a^2+b^2+c^2+2ab+2bc+2ca\)

Step 1

Concept

The square of three terms has three square terms and three double product terms. Exam tip: write all terms with (2).

Step 2

Why this answer is correct

The correct answer is C. \(a^2+b^2+c^2+2ab+2bc+2ca\). The square of three terms has three square terms and three double product terms. Exam tip: write all terms with (2).

Step 3

Exam Tip

तीन पदों के वर्ग में तीन वर्ग पद और तीन दोहरे गुणन पद होते हैं। परीक्षा में सभी (2) वाले पद लिखें।

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