यदि (p(x)=rx-12) और (p(6)=30), तो (p(-2)) का मान क्या है?
If (p(x)=rx-12) and (p(6)=30), what is the value of (p(-2))?
Explanation opens after your attempt
B. (-26)
Concept
From (6r-12=30), we get (r=7). Therefore (p(-2)=7(-2)-12=-26).
Why this answer is correct
The correct answer is B. (-26). From (6r-12=30), we get (r=7). Therefore (p(-2)=7(-2)-12=-26).
Exam Tip
(6r-12=30) से (r=7) मिलता है। इसलिए (p(-2)=7(-2)-12=-26) है।
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