What is the union of C and D?
C. ( 5, 9, 15, 20)
D. (9, 15, 20 )

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?