Calculate the value of the following numerical expression.
? 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.Let f(x) = sin x. Find the order n of the Maclaurin polynomial required to approximate f on [- 0.5, 0.5] with an error no more than 0.009.
A. n ? 1 B. n ? 3 C. n ? 2 D. n ? 5
Mathematics
Find the limit.
(-2x18 + 10)
A. -? B. 10 C. ? D. 0
Mathematics
Write the expression in the standard form a + bi.(9 + 7i)(3 - 4i)
A. -28i2 - 15i + 27 B. 55 - 15i C. -1 + 57i D. 55 + 15i
Mathematics
A forest observation tower is 73 ft tall. From its top, a ranger spots a campfire below at an angle of depression of 29.1°. How far is the fire from the foot of the observation tower? Round your answer to the nearest foot.
a. 41 ft b. 84 ft c. 150 ft d. 131 ft e. 67 ft
Mathematics