The revenue achieved by selling x graphing calculators is figured to be The cost of each calculator is How many graphing calculators must be sold to make a profit (revenue - cost) of at least $466.20?
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figured to be what ? Are you trying to copy and paste? That does not work here.
Quick Computing's cost functions will take the form of a quadratic function c(x)=ax^2+bx+c where a,b,and c are constants, a about 0. And x is the number of calculators produced. Quick computing Company manufactures calculators.They have found that the cost, c(x), of producing x pocket calculators is a quadratic function in terms of x. The company also discovered that it costs $50 to produce 10 calculator, $100 to produce 20 calculators, and $250 to produce 30 calculators.
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