To rewrite y(t) = 2 sin 4pi t + 5 cos 4pi t in the form y(t) = A sin(wt + “phase”), solve for “phase”

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?