Use Cramer's rule to solve the system. If D = 0, use another method to complete the solution.4x + y = -24x - z = 1y + z = -3
A. {(0, -2, -1)}
B. {(x, -2 - 4x, 1 - 4x)}
C. {(x, -2 - 4x , 4x)}
D. {(x, -2 - 4x, 4x - 1)}
Answer: D
Mathematics
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Use the compound interest formula to compute the future value of the investment. Round to the nearest cent.$4500 at 3% compounded monthly for 5 years
A. $5227.28 B. $4556.53 C. $4181.82 D. $13,732.91
Mathematics
Given f(x) and g(x), find the composition.f(x) = 1 + 4x; g(x) = 
Find (f ? g)(-4).
A. 0
B. - 
C. 
D. Undefined
Mathematics
Simplify.
A. - 
B. 
C. - 
D. 
Mathematics
Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
z = 8x + 9y. Find minimum.
A. minimum: 50 B. minimum: 61 C. minimum: 51 D. no minimum
Mathematics