( (2x+1)(2x+7) ) में (x) का गुणांक क्या है?

What is the coefficient of (x) in ( (2x+1)(2x+7) )?

Explanation opens after your attempt
Correct Answer

A. (16)

Step 1

Concept

The cross terms are \(2x\cdot7=14x\) and \(1\cdot2x=2x\). Total is (16x).

Step 2

Why this answer is correct

The correct answer is A. (16). The cross terms are \(2x\cdot7=14x\) and \(1\cdot2x=2x\). Total is (16x).

Step 3

Exam Tip

क्रॉस पद \(2x\cdot7=14x\) और \(1\cdot2x=2x\) हैं। कुल (16x) है।

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Mathematics Answer, Explanation and Revision Hints

( (2x+1)(2x+7) ) में (x) का गुणांक क्या है? / What is the coefficient of (x) in ( (2x+1)(2x+7) )?

Correct Answer: A. (16). Explanation: क्रॉस पद \(2x\cdot7=14x\) और \(1\cdot2x=2x\) हैं। कुल (16x) है। / The cross terms are \(2x\cdot7=14x\) and \(1\cdot2x=2x\). Total is (16x).

Which concept should I revise for this Mathematics MCQ?

The cross terms are \(2x\cdot7=14x\) and \(1\cdot2x=2x\). Total is (16x).

What exam hint can help solve this Mathematics question?

क्रॉस पद \(2x\cdot7=14x\) और \(1\cdot2x=2x\) हैं। कुल (16x) है।

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