यदि \(f:{1,2,3,4}\to{1,8,27,64}\) और (f(x)=x-3) है, तो (f(4)) क्या होगा?

If \(f:{1,2,3,4}\to{1,8,27,64}\) and (f(x)=x-3), what is (f(4))?

Explanation opens after your attempt
Correct Answer

B. (64)

Step 1

Concept

(f(4)=43=64). In exams, calculate powers carefully.

Step 2

Why this answer is correct

The correct answer is B. (64). (f(4)=43=64). In exams, calculate powers carefully.

Step 3

Exam Tip

(f(4)=43=64) होगा। परीक्षा में घात का मान सावधानी से निकालें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(f:{1,2,3,4}\to{1,8,27,64}\) और (f(x)=x-3) है, तो (f(4)) क्या होगा? / If \(f:{1,2,3,4}\to{1,8,27,64}\) and (f(x)=x-3), what is (f(4))?

Correct Answer: B. (64). Explanation: (f(4)=43=64) होगा। परीक्षा में घात का मान सावधानी से निकालें। / (f(4)=43=64). In exams, calculate powers carefully.

Which concept should I revise for this Mathematics MCQ?

(f(4)=43=64). In exams, calculate powers carefully.

What exam hint can help solve this Mathematics question?

(f(4)=43=64) होगा। परीक्षा में घात का मान सावधानी से निकालें।