Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 
, ? < ? < 
Find tan(2?).
A. - 
B. - 
C. 
D. 
Answer: D
Mathematics
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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. -6 + 7x + 
x2 + ..., -1 < x < 1
B. -6 - 7x - 
x2 - ..., -1 < x < 1
C. -6 - 7x + 
x2 - ..., -1 < x < 1
D. -6 - x - 
x2 - ..., -1 < x < 1
Mathematics
Provide an appropriate response.If f(x0, y0) = -2 and the limit of f(x, y) exists as (x,y) approaches (x0, y0), what can you say about the continuity of 
at the point 
Give reasons for your answer.
What will be an ideal response?
Mathematics
Simplify.- 
-2
A. - 
B. - 
C. - 
D. - 
Mathematics
Find the sum of the arithmetic series using a formula.1 + 2 + 3 + ... + 421
A. S421 = 88,831 B. S421 = 88,410 C. S421 = 177,241 D. S421 = 177,662
Mathematics