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

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

Explanation opens after your attempt
Correct Answer

A. छविImage

Step 1

Concept

(f(a)=b) means (b) is the image of (a). In exams, understand (a) as the preimage and (b) as the image.

Step 2

Why this answer is correct

The correct answer is A. छवि / Image. (f(a)=b) means (b) is the image of (a). In exams, understand (a) as the preimage and (b) as the image.

Step 3

Exam Tip

(f(a)=b) का अर्थ है कि (b), (a) की छवि है। परीक्षा में (a) को पूर्वछवि और (b) को छवि समझें।

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Mathematics Answer, Explanation and Revision Hints

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

Correct Answer: A. छवि / Image. Explanation: (f(a)=b) का अर्थ है कि (b), (a) की छवि है। परीक्षा में (a) को पूर्वछवि और (b) को छवि समझें। / (f(a)=b) means (b) is the image of (a). In exams, understand (a) as the preimage and (b) as the image.

Which concept should I revise for this Mathematics MCQ?

(f(a)=b) means (b) is the image of (a). In exams, understand (a) as the preimage and (b) as the image.

What exam hint can help solve this Mathematics question?

(f(a)=b) का अर्थ है कि (b), (a) की छवि है। परीक्षा में (a) को पूर्वछवि और (b) को छवि समझें।