Lin's father is paying $20 for a meal. He has a 15% off coupon for the meal. After the discount, a 7% sales tax is applied. What does Lin's father pay for the meal?

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.