Find the first three nonzero terms of the Maclaurin series for the given function and the values of x for which the series converges absolutely.f(x) = cos x - 

A. -4 - x - x2 - ..., -1 < x < 1
B. -4 + 5x + x2 + ..., -1 < x < 1
C. -4 - 5x + x2 - ..., -1 < x < 1
D. -4 - 5x - x2 - ..., -1 < x < 1


Answer: D

Mathematics

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Use identities to find the indicated value for each angle measure.tan ? = , ? < ? < Find sin(2?).

A.
B. - 
C. - 
D.

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Simplify the expression. Assume all variables represent nonnegative real numbers.(x2/7)4/5

A. x8/5 B. x38/35 C. x35/8 D. x8/35

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Write out the first five terms of the sequence.{sn} = 

A. s1= -2, s2= 1, s3, s4= - , s5
B. s1= -2, s2= 1, s3= - , s4, s5= - 
C. s1= 2, s2= - 1, s3, s4= - , s5
D. s1= 2, s2= 1, s3, s4, s5

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Factor out the indicated common factor of the expression. Then completely factor the expression.X5/2 - 25x1/2; x1/2

A. x1/2(x5 - 25x) B. x1/2(x - 5)2 C. x1/2(x - 5)(x + 5) D. x1/2(x2 - 25)

Mathematics