( (x+7)(x-2) ) का प्रसार चुनिए।

Choose the expansion of ( (x+7)(x-2) ).

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. \(x^2+5x-14\)

Step 1

Concept

The coefficient of (x) is (7-2=5) and the constant term is (7\cdot(-2)=-14). Exam tip: watch the signs.

Step 2

Why this answer is correct

The correct answer is C. \(x^2+5x-14\). The coefficient of (x) is (7-2=5) and the constant term is (7\cdot(-2)=-14). Exam tip: watch the signs.

Step 3

Exam Tip

(x) का गुणांक (7-2=5) और स्थिर पद (7\cdot(-2)=-14) है। परीक्षा में चिन्हों का ध्यान रखें।

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Mathematics Answer, Explanation and Revision Hints

( (x+7)(x-2) ) का प्रसार चुनिए। / Choose the expansion of ( (x+7)(x-2) ).

Correct Answer: C. \(x^2+5x-14\). Explanation: (x) का गुणांक (7-2=5) और स्थिर पद (7\cdot(-2)=-14) है। परीक्षा में चिन्हों का ध्यान रखें। / The coefficient of (x) is (7-2=5) and the constant term is (7\cdot(-2)=-14). Exam tip: watch the signs.

Which concept should I revise for this Mathematics MCQ?

The coefficient of (x) is (7-2=5) and the constant term is (7\cdot(-2)=-14). Exam tip: watch the signs.

What exam hint can help solve this Mathematics question?

(x) का गुणांक (7-2=5) और स्थिर पद (7\cdot(-2)=-14) है। परीक्षा में चिन्हों का ध्यान रखें।