रेखा (y=mx-13) बिंदु ((-5,12)) से गुजरती है। इसकी ढाल क्या है?
The line (y=mx-13) passes through ((-5,12)). What is its slope?
Explanation opens after your attempt
B. (-5)
Concept
Substituting the point gives (12=-5m-13). Thus (-5m=25) and (m=-5).
Why this answer is correct
The correct answer is B. (-5). Substituting the point gives (12=-5m-13). Thus (-5m=25) and (m=-5).
Exam Tip
बिंदु रखने पर (12=-5m-13) मिलता है। इससे (-5m=25) और (m=-5) है।
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