Cho tam giác ABC vuông tại A biết cos B =4/5 hãy tính các tỉ lượng giác của góc C

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)