Solve the problem.A company makes three chocolate candies: cherry, almond, and raisin. Matrix A gives the amount of ingredients in one batch. Matrix B gives the costs of ingredients from suppliers J and K. Multiply the matrices.      A =    B =  -23.0px;" />



A. J K
AB = 
B. J K
AB = 
C. J K
AB = 
D. J K
AB = 

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Answer: B

Mathematics

Calculate the flux of the field F across the closed plane curve C.F = xi + yj; the curve C is the counterclockwise path around the circle x2 + y2 = 81

A. 324? B. 18? C. 162? D. 0

Given f(x) and g(x), find the indicated composition.f(x) = ; g(x) = x - 8Find (g ? f)(x).

A. (g ? f)(x) = 
B. (g ? f)(x) =  - 8
C. (g ? f)(x) = 
D. (g ? f)(x) =  - 8

Solve.The ratio of the length to the width of a rectangular plot is 7 to 4. Its diagonal measures  Find the dimensions of the plot.

A. Length: 42 ft; width: 24 ft B. Length: 38.5 ft; width: 22 ft C. Length: 31.5 ft; width: 18 ft D. Length: 35 ft; width: 20 ft

Solve the problem.What is 100% of 36 miles?

A. 136 miles
B. 100 miles
C. 36 miles
D. 3650 miles