Use properties of determinants to find the value of the second determinant, if the value of the first is known.
= 3
= ?
A. 24
B. -3
C. 3
D. -24
Answer: B
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Use l'H
pital's Rule to evaluate the limit.
(coth x)x
A. 0 B. e2 C. ? D. 1
There is no solution of a system of two linear equations in two unknowns if the graphs of the equations are parallel lines.
Answer the following statement true (T) or false (F)
Assume that the function 
is increasing on the horizontal span of 2 to 25. Then the maximum value of 
on this horizontal span is 
data-wiris-created="true" varid="variable_id_field" variablename="impvar_e0ba5da7ba164426bf4284025" />. Answer the following statement true (T) or false (F)
Solve using a system of linear equations in three variables.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. They used 100 black, 110 white and 80 red wires. How many of each cable were made?
A. 10 cable A; 20 cable B; 20 cable C B. 20 cable A; 20 cable B; 83 cable C C. 20 cable A; 93 cable B; 10 cable C D. 20 cable A; 20 cable B; 10 cable C