Use power series operations to find the Taylor series at x = 0 for the given function.f(x) = x6 cos ?x
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given.A = 
(b + B)h; A = 70, b = 19, B = 16
A. h = 304 B. h = 17.5 C. h = 4 D. h = 35
Mathematics
Solve the system of equations. [Hint: Let u = 
and v = 
, and solve for u and v. Then let x = 
, and y = 
.]
A. x = 
, y = - 
; 
B. x = 
, y = -8; 
C. x = - 
, y = 
; 
D. x = -8, y = 
; 
Mathematics
Find the component form of the position vector.A vector of length 11 pointing 47° to the left of the positive y-axis. If necessary, round values to the nearest thousandth.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the polynomial for the given values of the variables.Evaluate x2 - 4y2 - xy for x = 2 and y = -4.
A. 76 B. 60 C. -68 D. -52
Mathematics