Find the amplitude, reflection, and period for the following question

1) y = - 3 cos x

2) sin 4x

3) y=2 cos 1/4x

4) y=2 cos pi x - 3

5) y = 1-3 sin 2x

6) y = sin (-2pi/3 * x)

Jessica earns 3% commission selling computers she sold 37500 worth of computers last month how much commission did Jessica earn last month

Greg has 60 building blocks. His sister gives him 17 more blocks. He uses 38 blocks to make a tower. How many blacks are not used in the tower?

Megan is making bracelets to sell to earn money for the local animal shelter it takes her 1/4 hour to pick out all the beads and 1/10 hours to string them this week she only has 5 1/4 hours to make bracelets how many words it will make this week

Choose the product. -7p ^3 (4p ^2 + 3p - 1) -28p^5 - 21p^4 + 7p^3 28p^6 + 21p^3 - 7p 21p^3 + 8p^2 + 3p^4 - 8p -21p^5 + 8p^4 - 3p^3

What does the average mean in line plots?

The following graph describes function 1, and the equation below it describes function 2. Determine which function has a greater maximum value, and provide the ordered pair.

Subtract - 7n + 2 from 2n - 1 What is the answer? A) 9n + 1 B) 9n - 3 C) - 9n + 3 D) 5n + 1

Which is greater 3/4 or 10/12

A gallon of water weighs 8.3 pounds. To the nearest tenth, about how many gallons of water weigh 62 pounds?

Use a proportion to find the missing side length, x. Triangle A B C dilated to form triangle D E F. In triangle A B C, side A B measures 10 and side B C measures 4. In triangle D E F, side D E measures x and side F E measures 2.