Find the value of the determinant.
A. -12
B. 0
C. 1
D. 82
Answer: B
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Write the complex number in rectangular form using exact values if possible. Otherwise, round to one decimal place.3(cos 225° + i sin 225°)
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = x(x - 14)
A. Yes; degree 2 B. No; it is a product C. Yes; degree 1 D. Yes; degree 0
Use the horizontal line test to determine whether the function is one-to-one.
A. No B. Yes
Solve the problem.Scott set up a volleyball net in his backyard. One of the poles, which forms a right angle with the ground, is 7 feet high. To secure the pole, he attached a rope from the top of the pole to a stake 3 feet from the bottom of the pole. To the nearest tenth of a foot, find the length of the rope.
A. 6.3 ft B. 3.2 ft C. 7.6 ft D. 58 ft