Solve the problem. A computer is purchased for $3800. Its value each year is about 76% of
the value the preceding year. Its value, in dollars, after t years is given by
the exponential function v(t) = 3800(0.76). Find the value of the computer after
6 years.
Help!!

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.