किस आयत मॉडल में \(x^2+x-12\) के भाग बन सकते हैं?

In which rectangle model can the parts of \(x^2+x-12\) be formed?

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

A. ((x+4)(x-3))

Step 1

Concept

The product of (4) and (-3) is (-12), and their sum is (1). Exam tip: check the sum and product of the two number parts.

Step 2

Why this answer is correct

The correct answer is A. ((x+4)(x-3)). The product of (4) and (-3) is (-12), and their sum is (1). Exam tip: check the sum and product of the two number parts.

Step 3

Exam Tip

(4) और (-3) का गुणन (-12) और योग (1) है। परीक्षा में आयत के दो संख्यात्मक भागों का योग और गुणनफल जांचें।

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Mathematics Answer, Explanation and Revision Hints

किस आयत मॉडल में \(x^2+x-12\) के भाग बन सकते हैं? / In which rectangle model can the parts of \(x^2+x-12\) be formed?

Correct Answer: A. ((x+4)(x-3)). Explanation: (4) और (-3) का गुणन (-12) और योग (1) है। परीक्षा में आयत के दो संख्यात्मक भागों का योग और गुणनफल जांचें। / The product of (4) and (-3) is (-12), and their sum is (1). Exam tip: check the sum and product of the two number parts.

Which concept should I revise for this Mathematics MCQ?

The product of (4) and (-3) is (-12), and their sum is (1). Exam tip: check the sum and product of the two number parts.

What exam hint can help solve this Mathematics question?

(4) और (-3) का गुणन (-12) और योग (1) है। परीक्षा में आयत के दो संख्यात्मक भागों का योग और गुणनफल जांचें।