Find the solution or solutions, if any exist, to the system.
A. x = 4, y = 2, z = 5
B. x = 5, y = 2, z = 4
C. x = 4, y = 5, z = 2
D. inconsistent system, no solution
Answer: B
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Find the horizontal and vertical components of the vector shown in the given figure.The magnitude of the vector is 259.
A. 212.1, 148.6 B. -212.1, -148.6 C. 148.6, 212.1 D. -148.6, -212.1
Write the sum without sigma notation and evaluate it.
A. 
+ 
= 
B. 
+ 
= 
C. 
+ 
= 
D. 
+ 
= 
Use a product-to-sum identity to rewrite the expression.cos 1° sin 48°
A. 0.5(sin(49°) + sin(47°) ) B. 0.5(cos(-47°) - cos(49°) ) C. 0.5(sin(49°) + sin(-47°) ) D. 0.5(cos(49°) + cos(-47°) )
Solve the problem.Ace Cable charges $27 for the basic service plus $8 for each movie channel. Let f(x) be the total cost, in dollars, of subscribing to Ace Cable and including x movie channels. Write a formula for f(x).
A. f(x) = 8x - 27 B. f(x) = 27x + 8 C. f(x) = 27x - 8 D. f(x) = 8x + 27