Find the indicated matrix.Let C = 
and D = 
. Find C - 4D.
A. 
B. 
C. 
D. 
Answer: C
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Multiply.(-0.6x6)(-0.4x7)
A. 0.24x13 B. 0.24x42 C. -0.24x13 D. -0.24x42
Find the value of the unique real number ? between 0 and 2? that satisfies the given conditions.sin ? = 
and tan ? > 0
A. 
B. 
C. 
D. 
Solve the problem.Two angles are supplementary if the sum of their measures is 180°. The measure of the first angle is 42° less than four times the second angle. Find the measure of each angle.
A. first angle = 135.6° second angle = 44.4° B. first angle = 110.4° second angle = 69.6° C. first angle = 69.6° second angle = 110.4° D. first angle = 44.4° second angle = 135.6°
Solve the problem.A television offer advertised a set of knives for $20 down and $8 a month for 12 months. What is the total cost of the knives?
A. $96 B. $126 C. $116 D. $106