यदि (p(x)=2x-7), तो (p(a)=a) होने पर (a) क्या है?

If (p(x)=2x-7), what is (a) when (p(a)=a)?

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Correct Answer

B. (7)

Step 1

Concept

(p(a)=2a-7). From (2a-7=a), we get (a=7).

Step 2

Why this answer is correct

The correct answer is B. (7). (p(a)=2a-7). From (2a-7=a), we get (a=7).

Step 3

Exam Tip

(p(a)=2a-7) है। (2a-7=a) से (a=7) मिलता है।

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Mathematics Answer, Explanation and Revision Hints

यदि (p(x)=2x-7), तो (p(a)=a) होने पर (a) क्या है? / If (p(x)=2x-7), what is (a) when (p(a)=a)?

Correct Answer: B. (7). Explanation: (p(a)=2a-7) है। (2a-7=a) से (a=7) मिलता है। / (p(a)=2a-7). From (2a-7=a), we get (a=7).

Which concept should I revise for this Mathematics MCQ?

(p(a)=2a-7). From (2a-7=a), we get (a=7).

What exam hint can help solve this Mathematics question?

(p(a)=2a-7) है। (2a-7=a) से (a=7) मिलता है।