Answer:
function
Step-by-step explanation:
it is a function
You just have to do y2-y1/x2-x1 and if you do everything for the first time you get 6/12 which is 2 and for the second one you get 6/12 which is 2 so it is a function
1
10 to the power of 1 is 1, 1 to the power of 10 is still 1
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The Answer is 158