यदि (p(x)=7x-2), तो (p(x+2)-p(x-1)) क्या है?
If (p(x)=7x-2), what is (p(x+2)-p(x-1))?
Explanation opens after your attempt
C. (21)
Concept
(p(x+2)=7x+12) and (p(x-1)=7x-9). The difference is (21).
Why this answer is correct
The correct answer is C. (21). (p(x+2)=7x+12) and (p(x-1)=7x-9). The difference is (21).
Exam Tip
(p(x+2)=7x+12) और (p(x-1)=7x-9) है। अंतर (21) है।
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