Solve the system for x and y using Cramer's rule. Assume a and b are nonzero constants.ax + y = bx + by = a
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Verify that the equation is an identity.cot(x + y) cot(x - y) = 
What will be an ideal response?
Mathematics
What does the abbreviation stand for?cwt.
A. cost by weight B. count weight C. count D. per hundred weight
Mathematics
Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of the feasible points.z = 2x + 3y. Find maximum and minimum. 
A. maximum value: 37; minimum value: 6 B. maximum value: 19; minimum value: 6 C. maximum value: 19; minimum value: 4 D. maximum value: 37; minimum value: 4
Mathematics
Provide an appropriate response.If a, b, and c are real numbers, is this statement true or false? 
A. True B. False
Mathematics