Multiply and simplify the following complex numbers: (5+2i) ⋅ (-5-i)

Combine the like terms to create an equivalent expression: - 4q - (-8q) + 10

Helena is comparing two sets of data. Neither set is symmetrical. Which measures of center and variability would be most effective to use when making comparisons between the two data sets? a. mean and MAD b. mean and IQR c. median and MAD d.

There are 18 cupcakes. How many three fourths size servings can you make?

A boy faces north. He turns left until he faces east. How many right angles does he turn?

How can tables and equations be used to represent exponential growth?

A sandwich costs $0.75 more than a container of milk. A customer buys 4 sandwiches and 4 containers of milk. The customer pays $7.00. What is the cost of a sandwich?

two trains are 550 miles apart heading toward each other on parallel tracks. Train A is traveling east at 35 miles per hour, while train B travels west at 45 miles per hour. When will the trains meet each other in their respective tracks?

How do you expand (x-4) ^2?

19. How many 2-inch segments are there in 12 ft.? A. 24 B. 72 C. 10 D. 6

What is the perimeter of the rectangle shown below? apex algebra 1 sem 1 unit 6