Find the moment or center of mass of the wire, as indicated.Find the center of mass of a wire that lies along the first-quadrant portion of the circle 
if the density of the wire is 
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Answer: A
Mathematics
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Identify the polynomial as a monomial, binomial, or trinomial. Give the degree of the polynomial.8x7 - 9x - 1
A. Trinomial, degree 8 B. Binomial, degree 8 C. Trinomial, degree 7 D. Trinomial, degree 9
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Solve the problem.Find the area of quadrilateral ABCD, if angles B and D are right angles. 
A. 240 + 4
B. 120 + 4
C. 62
D. 264
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The given set is a basis for a subspace W. Use the Gram-Schmidt process to produce an orthogonal basis for W.Let x1 = 
, x2 = 
A. 
, 
B. 
, 
C. 
, 
D. 
, 
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Select the graph of the function and find the zeros of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics