Which double-angle or half-angle identity would you use to verify that sin2x/2sin^2x=cotx

Express the relation for the math test scoring system { (1, 2), (2, 3), (3, 5), (4, 10), (5, 5) } as a table and as a graph

A stor has a 20% off sale on pants with this discount the price of one pair of pants before tax is $15.20 what was the original price of the pans

1/x + 1/3x = 6 how do you solve this equation for x

Bobby has baseball practice Monday, Wednesday, and Friday. Each practice is 2 1/2 hours.

200 is 398 times j make an equation

Can two data sets have the same mean but different standard deviations?

Ethel Meyer sells wheelchairs. She earns 11 percent commission on the first $5,000 and 14 percent on all sales over $5000. How much commission will she earn on $14,000 in sales?

An ice cream store sells 2drinks, in 5 sizes, and 5 flavors. In how many ways can a customer order a drink?

Kristen goes on a cave tour with her family. They climb down to 8 meters below ground level. Then they climb the opposite of - 8 meters to return to ground level. How many meters did they climb in all? Enter your answer in the box.

What percentage of a dollar is the value of each coin combination? a. 4 dimes b. 1 nickel and 3 pennies c. 5 quarters and 1 dime