किस विकल्प में \(x^2-3x+2\) और \(2x^2+x-5\) का योग सही है?

Which option gives the correct sum of \(x^2-3x+2\) and \(2x^2+x-5\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. \(3x^2-2x-3\)

Step 1

Concept

In the sum, \(x^2+2x^2=3x^2\), (-3x+x=-2x), and (2-5=-3). Add like terms separately.

Step 2

Why this answer is correct

The correct answer is A. \(3x^2-2x-3\). In the sum, \(x^2+2x^2=3x^2\), (-3x+x=-2x), and (2-5=-3). Add like terms separately.

Step 3

Exam Tip

योग में \(x^2+2x^2=3x^2\), (-3x+x=-2x), और (2-5=-3) है। समान पदों को अलग-अलग जोड़ें।

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Mathematics Answer, Explanation and Revision Hints

किस विकल्प में \(x^2-3x+2\) और \(2x^2+x-5\) का योग सही है? / Which option gives the correct sum of \(x^2-3x+2\) and \(2x^2+x-5\)?

Correct Answer: A. \(3x^2-2x-3\). Explanation: योग में \(x^2+2x^2=3x^2\), (-3x+x=-2x), और (2-5=-3) है। समान पदों को अलग-अलग जोड़ें। / In the sum, \(x^2+2x^2=3x^2\), (-3x+x=-2x), and (2-5=-3). Add like terms separately.

Which concept should I revise for this Mathematics MCQ?

In the sum, \(x^2+2x^2=3x^2\), (-3x+x=-2x), and (2-5=-3). Add like terms separately.

What exam hint can help solve this Mathematics question?

योग में \(x^2+2x^2=3x^2\), (-3x+x=-2x), और (2-5=-3) है। समान पदों को अलग-अलग जोड़ें।