यदि (p(x)=x+a) और (p(p(5))=19), तो (a) का मान क्या है?

If (p(x)=x+a) and (p(p(5))=19), what is the value of (a)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (7)

Step 1

Concept

(p(5)=5+a) and (p(5+a)=5+2a). From (5+2a=19), we get (a=7).

Step 2

Why this answer is correct

The correct answer is C. (7). (p(5)=5+a) and (p(5+a)=5+2a). From (5+2a=19), we get (a=7).

Step 3

Exam Tip

(p(5)=5+a) और (p(5+a)=5+2a) है। (5+2a=19) से (a=7) मिलता है।

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Mathematics Answer, Explanation and Revision Hints

यदि (p(x)=x+a) और (p(p(5))=19), तो (a) का मान क्या है? / If (p(x)=x+a) and (p(p(5))=19), what is the value of (a)?

Correct Answer: C. (7). Explanation: (p(5)=5+a) और (p(5+a)=5+2a) है। (5+2a=19) से (a=7) मिलता है। / (p(5)=5+a) and (p(5+a)=5+2a). From (5+2a=19), we get (a=7).

Which concept should I revise for this Mathematics MCQ?

(p(5)=5+a) and (p(5+a)=5+2a). From (5+2a=19), we get (a=7).

What exam hint can help solve this Mathematics question?

(p(5)=5+a) और (p(5+a)=5+2a) है। (5+2a=19) से (a=7) मिलता है।