Solve the system using substitution.
A. (12, -3)
B. (3, 12)
C. (-12, 3)
D. (12, 3)
Answer: D
Mathematics
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Find the angle between u and v in radians.u = 4j - 3k, v = 2i - 8j - 7k
A. 1.65 B. -0.20 C. 1.57 D. 1.78
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Solve the problem.Which of the two rates would yield the larger amount in 1 year: 4.5% compounded quarterly or 4.4% compounded monthly?
A. 4.5% compounded quarterly B. 4.4% compounded monthly C. They will yield the same amount.
Mathematics
Perform the division.
A. 3r9 - 5r4 B. 3r8 - 5r3 C. 3r7 - 5r2 D. 6r7 - 10r2
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Solve the equation.x(3x - 4) = (3x + 1)(x - 2)
A. {5}
B. 
C. 
D. 
Mathematics