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Please solve RD Sharma class 12 Chapter Functions exercise 2.1 question 6 maths textbook solution.
Answers (1)
One
Given:
is an injection such that the range of
Hint:
For an injection there will be exactly one image for each element.
Solution:
Here
⇒ Since F is an injection, there will be exactly one image for each element of f.
⇒ So, the number of images of f is one.
Number of element in A is one.
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