Find the value of the determinant.
A. 4
B. 1
C. -4
D. 8
Answer: A
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Express the percentage as a decimal.
%
A. 0.0125 B. 12.5 C. 0.00125 D. 0.125 E. 1.25
Solve.A comet has an orbit that is hyperbolic in shape with Mars as the focus of the hyperbola. The comet heads towards Mars, comes within 280 million miles of Mars, but then veers off as shown in the picture. As it travels into the distance, it moves closer and closer to the line y = 5x. Find the equation that describes the path of the comet. 
A. The equation is 
- 
= 1, where x and y are measured in millions of miles.
B. The equation is 
- 
= 1, where x and y are measured in millions of miles.
C. The equation is 
- 
= 1, where x and y are measured in millions of miles.
D. The equation is 
- 
= 1, where x and y are measured in millions of miles.
Find dy.y = (2 + 3x)5
A. 5(2 + 3x) dx B. 15 x4 dx C. 5(2 + 3x)4 dx D. 15(2 + 3x)4 dx
Solve using Cramer's rule. y + 3z = 52x - 4z = 7 x + 6y = -6
A. 
B. 
C. 
D. 