Solve the problem.Island A is 150 miles from island B. A ship captain travels 250 miles from island A and then finds that he is off course and 160 miles from island B. What angle, in degrees, must he turn through to head straight for island B? Round the answer to two decimal places. (Hint: Be careful to properly identify which angle is the turning angle.)

A. 110.17°
B. 145.08°
C. 34.92°
D. 55.08°


Answer: B

Mathematics

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A. 118° and 75° B. 71° and 122° C. 69° and 124° D. 69° and 118°

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Solve the equation on the interval [0, 2?).sin 3x = 0

A.
B. 0, , ?, , 2?
C.
D. no solution

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Solve the equation by completing the square. Express any complex numbers using i notation.3x2 - 4x = 7

A. x = , -1
B. x = , 1
C. x = , -1
D. x = , 1

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