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📐 Mathematics  ·  Relations and Functions (Class 12)  ·  JEE

If f : A → B and g : B → C, then g∘f is a function from:

Answer: A to C.

  • A A to B
  • B A to C
  • C C to A
  • D B to C

Correct answer: B. A to C

Explanation: Composition takes an input from A through f into B, then through g into C.

Concept context

Types of relations, equivalence classes, one-one and onto functions, composition, and invertible functions

Read the full Relations and Functions (Class 12) notes →