किस विकल्प में (p(x)-q(x)) रेखीय बहुपद है?
In which option is (p(x)-q(x)) a linear polynomial?
Explanation opens after your attempt
Correct Answer
B. (p(x)=2x+3), (q(x)=x-5)
Concept
In the second option, the difference is (x+8), whose degree is (1). In the others, the difference is constant or zero.
Why this answer is correct
The correct answer is B. (p(x)=2x+3), (q(x)=x-5). In the second option, the difference is (x+8), whose degree is (1). In the others, the difference is constant or zero.
Exam Tip
दूसरे विकल्प में अंतर (x+8) है जिसकी डिग्री (1) है। बाकी में अंतर नियतांक या शून्य है।
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