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
B. \(-1\)
Concept
The coefficient of \(-x^2\) is (-1). So (a=-1).
Why this answer is correct
The correct answer is B. \(-1\). The coefficient of \(-x^2\) is (-1). So (a=-1).
Exam Tip
\(-x^2\) का गुणांक (-1) होता है। इसलिए (a=-1) है।
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