A rectangular prism has a length of 4 1/4in., a width of 3in., and a height of 1 1/4 in. Which expressions can be used to find the volume of the prism? Select each correct answer.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

To convert celsius temperatures to fahrenheit, you can use the expression (c + 32). tom says that another way to write this expression is c + 32. what error did tom make?