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

A bag contains five red marbles, two orange marbles, one yellow marble, and two green marbales. Two marbles are drawn from the bag. What is the approximate probability of choosing an orange marble and green marble?

Simplify the following expression 1/4 (16-12x)

7.) Mya has ballet lessons every sixth day and swimming lessons every fourth day. Today she has both lessons. In how many days will Mya have both lessons on the same day again? 8.) A backpack at the store costs $24.94.

5 friends go out for pizza. the total bill comes to?31.35. how much should each of the friends pay

You are running 1/10-mile sprints in gym class this week. How many miles will you run if you complete 3 sprints?

A box contains 9 green balls, 16 red balls, 9 white balls, and 6 pink balls. What is the probability of drawing a pink ball out of the box? A) 1/16 B) 3/20 C) 2/5 D) 7/8

Evaluate this expression: |-2.3|

Rafael earned a salary of 34,944 last year. How much did he earn per month? A.$416 B.$4992 C.$672 D.$2912

What is the solution to the quadratic equation? y = x^2-4

Sunny earns $12 per hour delivering cakes. She worked for x hours this week. Unfortunately, she was charged $15 for a late delivery on Tuesday. How much money did Sunny earn this weekend?