State with reason whether given function has inverse-i g-5-6-7-8-1-2-3-4 with g-5-4-6-3-7-4-8-2

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How to Find the Inverse of a Function

State with re...

Question

State with reason whether given function has inverse:
(i) g:{5,6,7,8} $\to$ {1,2,3,4} with g={(5,4),(6,3),(7,4),(8,2)}

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Similar questions

f : {1, 2, 3, 4} \to {10}

f = {(1, 10), (2, 10), (3, 10), (4, 10)}

g : {5, 6, 7, 8} \to {1, 2, 3, 4}

g = {(5, 4), (6, 3), (7, 4), (8, 2)}

h : {2, 3, 4, 5} \to {7, 9, 11, 13}

h = {(2, 7), (3, 9), (4, 11), (5, 13)}

State with reason whether given function has inverse:
(i) h:{2,3,4,5} $\to$ {7,9,11,13}with h={(2,7),(3,9),(4,11),(5,13)}

State with reason whether following functions have inverse

(i) f: {1, 2, 3, 4} → {10} with

f = {(1, 10), (2, 10), (3, 10), (4, 10)}

(ii) g: {5, 6, 7, 8} → {1, 2, 3, 4} with

g = {(5, 4), (6, 3), (7, 4), (8, 2)}

(iii) h: {2, 3, 4, 5} → {7, 9, 11, 13} with

h = {(2, 7), (3, 9), (4, 11), (5, 13)}

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