((2x-3)(x+5)) का विस्तार क्या है?

What is the expansion of ((2x-3)(x+5))?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. \(2x^2+7x-15\)correct expansion

Step 1

Concept

\(2x\cdot5=10x\) and \(-3\cdot x=-3x\), so the middle term is (7x). In exams write all four products.

Step 2

Why this answer is correct

The correct answer is A. \(2x^2+7x-15\) / correct expansion. \(2x\cdot5=10x\) and \(-3\cdot x=-3x\), so the middle term is (7x). In exams write all four products.

Step 3

Exam Tip

\(2x\cdot5=10x\) और \(-3\cdot x=-3x\), इसलिए मध्य पद (7x) है। परीक्षा में चारों गुणनफल लिखें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

((2x-3)(x+5)) का विस्तार क्या है? / What is the expansion of ((2x-3)(x+5))?

Correct Answer: A. \(2x^2+7x-15\) / correct expansion. Explanation: \(2x\cdot5=10x\) और \(-3\cdot x=-3x\), इसलिए मध्य पद (7x) है। परीक्षा में चारों गुणनफल लिखें। / \(2x\cdot5=10x\) and \(-3\cdot x=-3x\), so the middle term is (7x). In exams write all four products.

Which concept should I revise for this Mathematics MCQ?

\(2x\cdot5=10x\) and \(-3\cdot x=-3x\), so the middle term is (7x). In exams write all four products.

What exam hint can help solve this Mathematics question?

\(2x\cdot5=10x\) और \(-3\cdot x=-3x\), इसलिए मध्य पद (7x) है। परीक्षा में चारों गुणनफल लिखें।