Question

Quick computing company produces calculators. They have found that the cost, c(x), of making x calculators is a quadratic function it terms of x.
The company also discovered that it costs $45 to produce 2 calculators, $143 to produce 4 calculators, and $869 to produce 10 calculators.
Find the total cost of producing 7 calculators.

Answer 1

@crissyyyxoxo

Answer 2

this should help this is a long explanation
http://openstudy.com/study#/updates/5542b90be4b00b3f1bff51d7

Answer 3

425????