रेखा (2x+ky=12) का (y)-अवरोध (3) है। (k) का मान क्या है?
The line (2x+ky=12) has (y)-intercept (3). What is the value of (k)?
Explanation opens after your attempt
C. (4)
Concept
At the (y)-intercept, (x=0), (y=3), so (3k=12) and (k=4). In intercept questions, set the other variable to zero.
Why this answer is correct
The correct answer is C. (4). At the (y)-intercept, (x=0), (y=3), so (3k=12) and (k=4). In intercept questions, set the other variable to zero.
Exam Tip
(y)-अवरोध पर (x=0), (y=3), इसलिए (3k=12) और (k=4)। अवरोध आधारित प्रश्नों में संबंधित चर शून्य रखें।
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