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 = 
, x3 = 
A. 
, 
, 
B. 
, 
, 
C. 
, 
, 
D. 
, 
, 
Answer: C
Mathematics
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Graph the linear equation.
?
?
A.
B.
C.
D.
E.
Mathematics
Write the first four terms of the binomial expansion.(3x + 2y)7
A. 823,543y + 6x6y2 + 5x5y3 + 4x4y4 B. 2187x7 + 10,206x6y + 20,412x5y2 + 22,680x4y3 C. 7x7 + 6x6y + 5x5y2 + 4x4y3 D. 2187x7 y + 10,206x6y2 + 20,412x5y3 + 22,680x4y4
Mathematics
Graph the circle.x2 + y2 = 9
A. 
B. 
C. 
D. 
Mathematics
A 25-foot board is cut into two pieces. Four times the length of the shorter piece is 5 ft more than the length of the longer piece. Find the length of the shorter piece.
A) 15 ft B) 10 ft C) 6 ft D) 19 ft E) 4 ft
Mathematics