Multiply or divide and leave the answer in trigonometric notation.
A. 10(cos 25° - i sin 25°)
B. 6(cos 25° + i sin 25°)
C. 10
D. 6(cos 49° + i sin 49°)
Answer: B
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Solve the problem. Round unit depreciation to nearest cent when making the schedule, and round final results to the nearest cent. A barge is expected to be operational for 290,000 miles. If the boat costs $16,000.00 and has a projected salvage value of $1600.00, find the unit depreciation.
A. $0.50 B. $0.60 C. $0.05 D. $0.06
Solve the problem.Yosemite Falls in California consists of three sections: Upper Yosemite Fall (by itself one of the ten highest waterfalls in the world), the Middle Cascade, and Lower Yosemite Fall. From a footbridge across the creek 2500 feet from the falls, the angles of elevation to the top and bottom of Upper Yosemite Fall are 45.74° and 24.42°, respectively. How high is the total series of three falls? How high is Upper Yosemite Fall? Round your answers to the nearest foot.
Fill in the blank(s) with the appropriate word(s).
Solve the formula for the indicated variable.P - 
= 
+ 1
for P
A. P = 
B. P = 
C. P = 
D. P = 
Solve the equation.?7m + 6? = 8
A. 
B. ?
C. 
D. 