Right triangle def is shown. which is equal to sin∠e? a) cos∠d b) cos∠f c) sin∠d d) sin∠f

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

Triangle xyz has vertices x(1,3), y(0,0)

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?