Joanna wants my backpack to cost $37.98 the sales tax rate is 8.75% estimate the amount of sales tax that Joanna will pay.

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?

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.