Easy Mathematics Quadratic Equations Class 10 Level 28

समीकरण \(-x^2+3x+10=0\) में (a) का मान क्या है?

What is the value of (a) in \(-x^2+3x+10=0\)?

Explanation opens after your attempt
Correct Answer

B. \(-1\)

Step 1

Concept

The coefficient of \(-x^2\) is (-1). So (a=-1).

Step 2

Why this answer is correct

The correct answer is B. \(-1\). The coefficient of \(-x^2\) is (-1). So (a=-1).

Step 3

Exam Tip

\(-x^2\) का गुणांक (-1) होता है। इसलिए (a=-1) है।

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Mathematics Answer, Explanation and Revision Hints

समीकरण \(-x^2+3x+10=0\) में (a) का मान क्या है? / What is the value of (a) in \(-x^2+3x+10=0\)?

Correct Answer: B. \(-1\). Explanation: \(-x^2\) का गुणांक (-1) होता है। इसलिए (a=-1) है। / The coefficient of \(-x^2\) is (-1). So (a=-1).

Which concept should I revise for this Mathematics MCQ?

The coefficient of \(-x^2\) is (-1). So (a=-1).

What exam hint can help solve this Mathematics question?

\(-x^2\) का गुणांक (-1) होता है। इसलिए (a=-1) है।

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