किस मान पर (p(x)=(c-7)x+8c) का शून्यक (-4) होगा?
For which value will the zero of (p(x)=(c-7)x+8c) be (-4)?
Explanation opens after your attempt
A. (c=-7)
Concept
From (-4(c-7)+8c=0), we get (4c+28=0). Therefore (c=-7).
Why this answer is correct
The correct answer is A. (c=-7). From (-4(c-7)+8c=0), we get (4c+28=0). Therefore (c=-7).
Exam Tip
(-4(c-7)+8c=0) से (4c+28=0) मिलता है। इसलिए (c=-7) है।
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