Two planes leave an airport at the same time. Their speeds are 140 miles per hour and 150 miles per hour, and the angle between their courses is 38°. How far apart are they after 1.5 hours?
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. 182 mi
B. 140 mi
C. 150 mi
D. 120 mi
E. 112 mi
Answer: B
Mathematics
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Solve the equation.
- 
= 
A. 
B. no solution
C. 
D. {-5}
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Write the statement as an inequality.z is less than or equal to -8
A. z = -8 B. z ? -8 C. z < -8 D. z > -8
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Multiply and then, if possible, simplify by factoring.
A. 5
B. 5x4y4
C. 25x8y8
D. 5x4y4
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