Rearrange the numbers using any order and grouping so that you can perform the addition as quickly as possible.9 + 4 + 1 + 6 + 8
A. 12
B. 20
C. 18
D. 28
Answer: D
Mathematics
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One of sin x, cos x, and tan x is given. Find the other two if x lies in the specified interval.tan x = 
,
x in 
A. sin x = 
, cos x = 
B. sin x = - 
, cos x = - 
C. sin x = 
, cos x = 
D. sin x = - 
, cos x = - 
Mathematics
Find all possible functions with the given derivative.y' = 4 - 
A. 4 + 
+ C
B. 4 - 
+ C
C. 4x + 
+ C
D. 4x - 
+ C
Mathematics
Perform the indicated operation.
A. 2y2 + 6y - 1 B. 2y2 - 1 C. 2y2 + 6y D. 2y2 - 6y + 1
Mathematics
Find the first two nonzero terms of the Maclaurin expansion of the given function.f(x) = tan 3x
A. 3x - 9x3 + ... B. 3x - 54x3 + ... C. 3x + 9x3 + ... D. 3x + 18x3 + ...
Mathematics