Solve the problem.A radio transmission tower is 120 feet tall. How long should a guy wire be if it is to be attached 7 feet from the top and is to make an angle of 28° with the ground? Give your answer to the nearest tenth of a foot.
A. 255.6 ft
B. 240.7 ft
C. 135.9 ft
D. 128.0 ft
Answer: B
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Round the decimal to the given place value.3.817, nearest tenth
A. 3.817 B. 3.7 C. 3.8 D. 3.9
Determine the amplitude and range of the function and sketch its graph.y = 3 sin x
A. amplitude: 3; range: [0, 3]
B. amplitude: 3; range: [0, 3]
C. amplitude: 3; range: [-3, 3]
D. amplitude: 3; range: [-3, 3]
Solve the problem.The number of centimeters, d, that a spring is compressed from its natural, uncompressed position is given by the formula 
where W is the number of joules of work done to move the spring and k is the spring constant. If a spring has a spring constant of 0.6, find the amount of work needed to move the spring 5 centimeters.
A. 15 joules B. 1.5 joules C. 25 joules D. 7.5 joules
Factor the polynomial completely. If the polynomial cannot be factored, say it is prime.6(x + 13) - y(x + 13)
A. (x - 13)(y - 6) B. prime C. (x + 13)(6 + y) D. (x + 13)(6 - y)