State sales tax y is directly proportional to retail price x.
an item that sells for 150 dollars has a sales tax of 12.32 dollars.

find a mathematical model that gives the amount of sales tax y in terms of the retail price x.

Which statement best describes the polynomial

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.