Which of the following will create a "Smiling" parabola (open upwards parabola) ?

1) Y = X

2) Y = - x²

3) Y = x²

3. Suppose you were collecting data about dogs. Give at least two examples of discrete and two examples of continuous data you might collect.

Beginning inventory was $4,000, purchases totaled $22,000, and sales were $20,000. What is the ending inventory? A. $2,000 B. $4,000 C. $6,000 D. $8,000

8u+9v+3u+5v simplify.

Solve : (show your work) 10-3x>-23

Percent between 230.59 and 243.24

State the degree x^5y^2+7x^3y^7-3x^2y^4

Hugo is making blue paint with red paint to creat purple paint. The ratio of blue to red is 3 to 2. How many pints of blue paint will he use to create 40 pints of purple paint

Lina has already prepared 4.5 kilograms of dough and will continue preparing 2.73 kilograms of dough every hour. How many hours did Lina work if she prepared 9.96 kilograms of dough? Write and solve an equation to find the answer.

Analyze the following pattern 1,2,5,10,7

Factor completely 3x3 + 3x2 - 18x