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. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.A function f(x) is of the form f(x) = a(x - h)2 + k. What can you say about the values of a, h, and k if the graph of f(x) lies entirely below the x-axis?
A. a, h, and k must all be negative B. a and k must be negative C. h and k must be negative D. a and h must be negative
Mathematics
Using only a compass and straightedge, construct a square given one of its sides a.
___________________ a
Mathematics
Solve the equation.Let f(x) = 
- 7. Find all x for which f(x) = 9.3.
A. ? B. {-16.3, 16.3} C. {-16.3, 2.3} D. {-2.3, 2.3}
Mathematics
Find n for the given value of an in the arithmetic sequence.an = 1640; 1, 2, 3, . . .
A. n = 820 B. n = 39 C. n = 3280 D. n = 40
Mathematics