State with reasons whether the 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)}

State with reasons whether the following functions have inverse: (i) f: $[1, 2, 3, 4] \to {10}$ with f={(1,10), (2,10), (3,10), (4,10)} (ii) g: ${5, 6, 7, 8} \to {1, 2, 3, 4}$ with g={5,4), (6,3), (7,4), (8,2)} (iii) h: ${2, 3, 4, 5} \to {7, 9, 11, 13}$ with h={(2,7), (3,9), (4,11), (5,13)}

Matching exercise

Match the items on the right to the items on the left.

Step 1

Step 2

Step 3

Step 4

Step 5

Step 6

Step 7

Step 8

Step 9

Step 10

Step 11

Step 12

Step 13

Step 14

Step 15

Step 16

Step 17