Determine whether u and v are parallel, orthogonal, or neither.
u = 
, v = ?
A. parallel
B. orthogonal
C. neither
Answer: C
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Find the first four nonzero terms in the Maclaurin series for the function.f(x) = x sin(4x)
A. 4x - 
x4 + 
x6 - 
x8 + . . .
B. 4x2 - 
x4 + 
x6 - 
x8 + . . .
C. 4x - 8x3 + 
x5 - 
x7 + . . .
D. 4x2 + 
x4 + 
x6 + 
x8 + . . .
Compute the partial sum of the geometric series for the stated value of n. Round your answers to four decimal places.ak = 
(k-1); n= 8
A. S8 = 0.6641 B. S8 = 0.6537 C. S8 = 2.2711 D. S8 = 2.7213
Use the given trigonometric function value of ? to find the requested trigonometric function value of the acute angle ?. Rationalize the denominator where necessary.cot ? = 
Find sin ?.
A. 
B. 
C. 
D. 
A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function.(3, 4)Find csc ?.
A. 
B. 
C. 
D. 