रेखा (y=7x+b) बिंदुओं ((2,23)) और ((5,44)) से गुजरती है। (b) क्या है?
The line (y=7x+b) passes through ((2,23)) and ((5,44)). What is (b)?
Explanation opens after your attempt
C. (9)
Concept
From the first point, (23=7(2)+b). So (b=9) and the second point also fits.
Why this answer is correct
The correct answer is C. (9). From the first point, (23=7(2)+b). So (b=9) and the second point also fits.
Exam Tip
पहले बिंदु से (23=7(2)+b) मिलता है। इसलिए (b=9) है और दूसरा बिंदु भी सही है।
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