Ws quesuon. Find a power function that models the data in the table. Round to three decimal places if necessary.
х
1
2.
3
4 5
6
7 8
9
y 5 13 27 39 59
74 96
116
136
OA.
y = 1.525x4.857
OB. y = 4.857x1.525
OC
y = 6.275x1.466
D. y = 16.767x - 21.056

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6