What basic trigonometric identity would you use to verify that cscx secx cotx=csc^2x

A polynomial function has a root of - 3 with multiplicity 2, a root of 0 with multiplicity 1, a root og 1 woth multiplicity 1 and a root of 3 woth multiplicity 2 of the function has a possible leading coefficient and is of even degree which could be

What fraction is equivalent to 4/12

Marcy bought a total of 20 years books and CDs during a yard sale for a total of $54.50 cents. If books cost $1.50 each and CDs cost five dollars each how many of each did she buy

imagine you pour some hot soup into a bowl, and you place your hands on the outside of the bowl and the outside is warm, how did the heat from the soup through the bowl to your hands?

Trevor rode of a mile every minute. How many minutes did it 16 take him to ride 20 miles? Roundyour answer to the nearest minute.

Eight hundred thousand, six hundred twenty four in number form

Marcy bought 10.32 pounds of white potatoes and 12.48 pounds of sweet potatoes. About how many pounds of potatoes did Marcy buy? Round each weight to the nearest tenth to estimate the total weight of potatoes that Marcy bought.

Let X = {5, 10, 15, 20, 25, 30, 35, 40}. Define a relation on X as follows. For a, b is in X, a b if b can be obtained from a by adding a (possibly empty) collection of dimes (10 cents) and quarters (25 cents). So, for example, 25 35, but 25 30.

Lindell ran 5 kilometers in 25 minutes. How fast did he run in miles per hour?

If f (x) = x^2+9x and g (x) = 1/x, find f (g (-1)).