यदि (p(x)=rx+3) और (p(4)=23), तो (p(-2)) का मान क्या है?
If (p(x)=rx+3) and (p(4)=23), what is the value of (p(-2))?
Explanation opens after your attempt
B. (-7)
Concept
From (4r+3=23), we get (r=5). Therefore (p(-2)=5(-2)+3=-7).
Why this answer is correct
The correct answer is B. (-7). From (4r+3=23), we get (r=5). Therefore (p(-2)=5(-2)+3=-7).
Exam Tip
(4r+3=23) से (r=5) मिलता है। इसलिए (p(-2)=5(-2)+3=-7) है।
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