Two ships leave a harbor entrance at the same time. The first ship is traveling at a constant 17 miles per hour, while the second is traveling at a constant 20 miles per hour. If the angle between their courses is 123°, how far apart are they after 2 hours?
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Apply the rules regarding the use of significant digits after all computations are complete.
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__________ mi
Fill in the blank(s) with the appropriate word(s).
65
Mathematics
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Use properties of exponents to simplify the expression. First, express the answer in exponential form. Then, evaluate the expression.23 ? 22
A. 25; 12 B. 5 ? 2; 10 C. 25; 32 D. 26; 64
Mathematics
Represent the angle algebraically.If an angle measure is x°, represent 2 times its supplement algebraically.
A. 2(180 + x) B. 2(90 - x) C. 2(180 - x) D. 2x
Mathematics
Add and simplify. If the answer is an improper fraction, write it as a mixed number.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the zeros of f(x), given that one zero is k.f(x) = x3 + 5x2 + 25x + 125
k = -5
A. -5, 125i, 25i
B. -
, ±5i
C. -5, ±
D. -5, ±5i
Mathematics