\(-x^2+4x+5\) में \(x^2\) का गुणांक क्या है?

What is the coefficient of \(x^2\) in \(-x^2+4x+5\)?

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

B. (-1)

Step 1

Concept

\(-x^2\) means \(-1\cdot x^2\). Exam tip: remember the sign of the hidden (1).

Step 2

Why this answer is correct

The correct answer is B. (-1). \(-x^2\) means \(-1\cdot x^2\). Exam tip: remember the sign of the hidden (1).

Step 3

Exam Tip

\(-x^2\) का अर्थ \(-1\cdot x^2\) है। परीक्षा में छिपे हुए (1) का चिन्ह याद रखें।

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Mathematics Answer, Explanation and Revision Hints

\(-x^2+4x+5\) में \(x^2\) का गुणांक क्या है? / What is the coefficient of \(x^2\) in \(-x^2+4x+5\)?

Correct Answer: B. (-1). Explanation: \(-x^2\) का अर्थ \(-1\cdot x^2\) है। परीक्षा में छिपे हुए (1) का चिन्ह याद रखें। / \(-x^2\) means \(-1\cdot x^2\). Exam tip: remember the sign of the hidden (1).

Which concept should I revise for this Mathematics MCQ?

\(-x^2\) means \(-1\cdot x^2\). Exam tip: remember the sign of the hidden (1).

What exam hint can help solve this Mathematics question?

\(-x^2\) का अर्थ \(-1\cdot x^2\) है। परीक्षा में छिपे हुए (1) का चिन्ह याद रखें।