Which pair of numbers is relatively prime? a. 21 and 39 b. 15 and 27 c. 10 and 21 d. 12 and 54

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

How many zeros does the function f(x)=4x3-x2+1 have

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