If A = 
and B = 
, does AB = BA? Explain.
What will be an ideal response?
No.
AB = 
= 
BA = 
= 
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Find the Taylor polynomial of order 3 generated by f at a.f(x) = x2, a = 7
A. P3(x) = 1 + 98(x - 7) + 1029(x - 7)2 + 9604(x - 7)3 B. P3(x) = 49 + 14(x - 7) + 21(x - 7)2 + 28(x - 7)3 C. P3(x) = 1 + 14(x - 7) + 21(x - 7)2 + 28(x - 7)3 D. P3(x) = 49 + 14(x - 7) + (x - 7)2
Determine if the given polar coordinates represent the same point.(6, ?/4), (-6, ?/4)
A. Yes B. No
Use the graph of the function f(x) to locate the local extrema and identify the intervals where the function is concave up and concave down.
A. Local minimum at x = +1; local maximum at x =-1; concave up on (0, ?); concave down on (-?, 0) B. Local minimum at x = +1; local maximum at x =-1; concave down on (0, ?); concave up on (-?, 0) C. Local maximum at x = +1; local minimum at x =-1; concave up on (0, ?); concave down on (-?, 0) D. Local maximum at x = +1; local minimum at x =-1; concave up on (-?, ?)
Decide whether or not the equation defines y as a function of x.y = 
A. Yes B. No