Find the indicated matrix.Let C = 
and D = 
. Find C - 3D.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Simplify. Assume that all variables represent nonnegative numbers.
? 
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality symbolically. Express the solution set in interval notation.10a - 1 > 9a - 3
A. (-2, ?) B. (-4, ?) C. (-?, -4) D. (-?, -2)
Mathematics
Find the final discount date and the net payment date.Invoice date: August 24Terms: 5/10, net 30
A. Final discount: Sept 2 Payment due: Sept 22 B. Final discount: Sept 3 Payment due: Sept 23 C. Final discount: Sept 23 Payment due: Sept 3 D. Final discount: Aug 29 Payment due: Sept 3
Mathematics
Find the vertex of the parabola.f(x) = 3x2 + 30x - 5
A. (1, 5) B. (5, 1) C. (-1, -5) D. (-5, -80)
Mathematics