Pre-Calc:

How do you get the direct relationship between y and x and how do you know if the parametric equations determine y as a function of x with the following?

x = 2t and y = 3t - 1

Round the numbers to the nearest cent and then to the nearest dollar. 23. $62.756 24. $38.415

you go shopping and your bill comes to $54. The sales tax added on equals 7%. What is the amount of sales tax added to you bill? The sale tax added to you bill is?

answer to math problem: a chef cooked 8 kilograms of mashed potatoes for a dinner party. If the guest only ate 2/5 of the amount he cooked, how much did they eat?

Jared recently purchased a new pair of running shoes. He got a 20% discount, which saved him $9.00. What was the original price of the shoes?

A box has a volume given by the trinomial x3 + 7x2 - 18x. What are the possible dimensions of the box? Use factoring.

How does the amount of interest change if the compounding occurs more frequently?

Find the product. (r + s) 2 a) r² + 2rs + s b) r² + 2rs + s² c) r² + 2rs + 2s²

What is the radius of a cylinder with a diameter of 36?

Find the following percentages. a. 15% of 930 b. 6% of 120 c. 4.2% of 50 d. 200% of 145

A customer uses a 50% coupon good toward any household cleaning product. if the customer's purchase consists of the items below, what is the final bill including a 6.5% sales tax? 1 greeting card $1.10 1 carpet shampoo $6.90 2 packs of gum $0.