Find the exact value of the trigonometric function.csc 
A. - 
B. -1
C. - 
D. - 
Answer: A
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Write the equation for the plane.The plane through the point P(3, -2, -5) and normal to n = -4i - 8j + 7k.
A. 3x - 2y + 5z = 7 B. 4x + 8y - 7z = 7 C. -4x - 8y + 7z = -31 D. -3x + 2y - 5z = 7
For the given functions f(x) and g(x), find the product or quotient as indicated.If f(x) = 
+ 2 and g(x) = 
- 2, find 
.
A. 
B. 
C. -1
D. 4
Provide an appropriate response.Solve the following using a system of equations: Two electricians and four helpers earned a total of $2,200 on a job. At the same rate of pay, three electricians and two helpers earned $2,180. Find the earnings of each electrician and each helper.
What will be an ideal response?
Solve the variation problem.The weight of an object on the moon varies directly as its weight on earth. A person who weighs 123 lb on earth weighs 24.6 lb on the moon. How much would a 186-lb person weigh on the moon?
A. 37.2 lb B. 0.2 lb C. 930 lb D. 333.6 lb