यदि \(f:A\to B\) है और (f(a)=b), तो (a) को (b) का क्या कहा जाता है?

If \(f:A\to B\) and (f(a)=b), what is (a) called for (b)?

Explanation opens after your attempt
Correct Answer

A. पूर्वछविPreimage

Step 1

Concept

In (f(a)=b), (a) is called the preimage and (b) is called the image. In exams, do not reverse these two terms.

Step 2

Why this answer is correct

The correct answer is A. पूर्वछवि / Preimage. In (f(a)=b), (a) is called the preimage and (b) is called the image. In exams, do not reverse these two terms.

Step 3

Exam Tip

(f(a)=b) में (a) पूर्वछवि और (b) छवि कहलाता है। परीक्षा में इन दोनों शब्दों को उल्टा न करें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(f:A\to B\) है और (f(a)=b), तो (a) को (b) का क्या कहा जाता है? / If \(f:A\to B\) and (f(a)=b), what is (a) called for (b)?

Correct Answer: A. पूर्वछवि / Preimage. Explanation: (f(a)=b) में (a) पूर्वछवि और (b) छवि कहलाता है। परीक्षा में इन दोनों शब्दों को उल्टा न करें। / In (f(a)=b), (a) is called the preimage and (b) is called the image. In exams, do not reverse these two terms.

Which concept should I revise for this Mathematics MCQ?

In (f(a)=b), (a) is called the preimage and (b) is called the image. In exams, do not reverse these two terms.

What exam hint can help solve this Mathematics question?

(f(a)=b) में (a) पूर्वछवि और (b) छवि कहलाता है। परीक्षा में इन दोनों शब्दों को उल्टा न करें।