Y = 4 - 5 sin 2(x-15)?

Me find the measure to side c and the process to solve the problem you appreciate it : )

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27