Melissa and Thomas both solved the same problem using different methods. Their work is shown below. Who solved the problem incorrecly? Explain.

Issof claims that the scale factor is 1/2. which statement about his claim is correct

Sketch one cycle if the cosine function y=2cos2theta

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.