Question

Check whether the following curves represent a function. In the case of a function,

check whether it is one-one? (Hint: Use the vertical and the horizontal line tests)

X′ X

Y

q

Y ¢

X′ X

Y

Y ¢

X′ X

Y

Y ¢

X′ X

Y

Y ¢

X′ X

Y

Y ¢

X′ X

Y

Y ¢​

Answer 1

Answer:

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