Solve the problem.A thermometer reading 
is brought into a room with a constant temperature of 
If the thermometer reads 
after 4 minutes, what will it read after being in the room for 9 minutes? Round your answer to two decimal places.
A. 26.92°F
B. 49.84°F
C. 69.19°F
D. 100.16°F
Answer: B
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Evaluate the spherical coordinate integral.
A. 
?
B. 
?
C. 
?
D. 
?
Find the linearization L(x) of f(x) at x = a.f(x) = tan x, a = ?
A. L(x) = 2x - ? B. L(x) = x - 2? C. L(x) = x - ? D. L(x) = x + ?
Write the number in standard form.2(cos 270° + i sin 270°)
A. -2i B. -i C. 2i D. -2
Answer the question.Bruce agrees to go to work for Jim at a rate of 3¢ for the first day, 6¢ for the second day, 12¢ for the third day, 24¢ for the fourth day, and so on. What will Bruce's daily pay be on day 10, and how much total wages will he have earned at the end of that day?
A. Pay on day 10 = $30.72; Total pay through day 10 = $30.69 B. Pay on day 10 = $5.12; Total pay through day 10 = $10.23 C. Pay on day 10 = $30.72; Total pay through day 10 = $15.33 D. Pay on day 10 = $15.36; Total pay through day 10 = $30.69