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y minus number MCQ Questions for Class 9

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

( (y-5)2 ) का सही विस्तार चुनिए।

Choose the correct expansion of ( (y-5)2 ).

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Correct Answer

B. \(y^2-10y+25\)

Step 1

Concept

( (y-5)2=y-2-10y+25 ). Exam tip: keep the sign of the middle term correct.

Step 2

Why this answer is correct

The correct answer is B. \(y^2-10y+25\). ( (y-5)2=y-2-10y+25 ). Exam tip: keep the sign of the middle term correct.

Step 3

Exam Tip

( (y-5)2=y-2-10y+25 ) होता है। परीक्षा में मध्य पद का चिह्न सही रखें।

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