In Exercise, (a) Express the cost C as a function of x, where x represent...

In Exercise,

(a) Express the cost C as a function of x, where x represents the number of items as described.

(b) Express the revenue R as a function of x.

(c) Determine analytically the value of x for which revenue equals cost.

(d) Graph on the same xy-axes and interpret the graphs.

Stuffing Envelopes A student stuffs envelopes for extra income during her spare time. Her initial cost to obtain the necessary information for the job was $200.00. Each envelope costs $0.02, and she gets paid $0.04 per envelope stuffed. Let x represent the number of envelopes stuffed.