An airplane flying at 23,050 feet is directly over a submarine that is 725 feet below sea leave.
What is the distance between a person in the plane and a person in the submarine?
The sub is 725 feet below sea level.It's a number line. Count from +23,050 to -725.You need to move 23,775 units to go from top to bottom.
Mathematics
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Simplify.
A. 7
B. 30
C. 2
D. 15
Mathematics
Use the appropriate identity to find the indicated function value. Rationalize the denominator, if applicable. If the given value is a decimal, round your answer to three decimal places.tan ?, given that cot ? = 
A. 
B. 
C. 
D. 
Mathematics
Write the product as a sum or difference of trigonometric functions.2 cos 8x cos 2x
A. cos 6x - cos 10x
B. 
(cos 10x + cos 6x)
C. cos 10x + cos 6x
D. sin 10x + sin 6x
Mathematics
Use the commutative and associative properties to simplify the expression.- 
(-8y)
A. 3y B. 2y C. -4y D. -2y
Mathematics