(4x-2-7x+6-\(2x^2-5x-3\)) को सरल करने पर क्या मिलेगा?

What is obtained after simplifying (4x-2-7x+6-\(2x^2-5x-3\))?

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

A. \(2x^2-2x+9\)

Step 1

Concept

Signs change when the bracket is subtracted. The simplified form is \(4x^2-7x+6-2x^2+5x+3=2x^2-2x+9\).

Step 2

Why this answer is correct

The correct answer is A. \(2x^2-2x+9\). Signs change when the bracket is subtracted. The simplified form is \(4x^2-7x+6-2x^2+5x+3=2x^2-2x+9\).

Step 3

Exam Tip

कोष्ठक घटाने पर अंदर के चिन्ह बदलते हैं। सरल रूप \(4x^2-7x+6-2x^2+5x+3=2x^2-2x+9\) है।

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Mathematics Answer, Explanation and Revision Hints

(4x-2-7x+6-\(2x^2-5x-3\)) को सरल करने पर क्या मिलेगा? / What is obtained after simplifying (4x-2-7x+6-\(2x^2-5x-3\))?

Correct Answer: A. \(2x^2-2x+9\). Explanation: कोष्ठक घटाने पर अंदर के चिन्ह बदलते हैं। सरल रूप \(4x^2-7x+6-2x^2+5x+3=2x^2-2x+9\) है। / Signs change when the bracket is subtracted. The simplified form is \(4x^2-7x+6-2x^2+5x+3=2x^2-2x+9\).

Which concept should I revise for this Mathematics MCQ?

Signs change when the bracket is subtracted. The simplified form is \(4x^2-7x+6-2x^2+5x+3=2x^2-2x+9\).

What exam hint can help solve this Mathematics question?

कोष्ठक घटाने पर अंदर के चिन्ह बदलते हैं। सरल रूप \(4x^2-7x+6-2x^2+5x+3=2x^2-2x+9\) है।