Which relation shown as ordered pairs is a function? O {(1, 4); (2, 4); (1, 16); (4, 25)}
O {(4. 14); (7.25); (3, 32); (4, 23)}
O {(2, 3); (2, 5); (2, 6); (2, 7)}
O {(3, 3); (4,3): (5,3): (6,3)}

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

Use the ratio test to determine whether ∑n=14∞n+2n! converges or diverges. (a) find the ratio of successive terms. write your answer as a fully simplified fraction. for n≥14, limn→∞∣∣∣an+1an∣∣∣=limn→∞.

Why is x= 4 a solution to the proportion 14/x 56/1 6