( (2a-b)2 ) में बीच वाला पद क्या है?

What is the middle term in ( (2a-b)2 )?

Explanation opens after your attempt
Correct Answer

D. (-4ab)

Step 1

Concept

The middle term is \(-2\cdot2a\cdot b=-4ab\). Exam tip: include the coefficient of the first term.

Step 2

Why this answer is correct

The correct answer is D. (-4ab). The middle term is \(-2\cdot2a\cdot b=-4ab\). Exam tip: include the coefficient of the first term.

Step 3

Exam Tip

बीच का पद \(-2\cdot2a\cdot b=-4ab\) है। परीक्षा में पहले पद का गुणांक शामिल करें।

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Mathematics Answer, Explanation and Revision Hints

( (2a-b)2 ) में बीच वाला पद क्या है? / What is the middle term in ( (2a-b)2 )?

Correct Answer: D. (-4ab). Explanation: बीच का पद \(-2\cdot2a\cdot b=-4ab\) है। परीक्षा में पहले पद का गुणांक शामिल करें। / The middle term is \(-2\cdot2a\cdot b=-4ab\). Exam tip: include the coefficient of the first term.

Which concept should I revise for this Mathematics MCQ?

The middle term is \(-2\cdot2a\cdot b=-4ab\). Exam tip: include the coefficient of the first term.

What exam hint can help solve this Mathematics question?

बीच का पद \(-2\cdot2a\cdot b=-4ab\) है। परीक्षा में पहले पद का गुणांक शामिल करें।

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