Find the closest point to y in the subspace W spanned by u1 and u2.y = 
, u1 = 
, u2 = 
A. 
B. 
C. 
D. 
Answer: C
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Find the derivative.y = 
+ 
A. y ' = - 10 csc x cot x + sec2 x B. y ' = 10 csc x cot x - csc2 x C. y ' = 10 csc x cot x - sec2 x D. y ' = 10 cos x - csc2 x
Provide an appropriate response.You are finding the partial fraction decomposition of the expression 
.You should ...
A. Use long division to divide the numerator by the denominator B. Solve the equation x2 - 7x + 12 = A(x - 7) + B(x - 6) + C(x + 7) C. Solve the equation x2 - 7x + 12 = A(x + 7) + B(x - 6) + C(x + 7) D. Solve the equation x2 - 7x + 12 = (Ax + B)(x2 - 13x + 42) + C(x + 7)
Indicate whether the function is one-to-one.{(6, 6), (-3, 7), (-5, 8), (-7, 9)}
A. Yes B. No
For points 
in quadrant IV, the ratio 
is always negative because x is always positive and y is always negative. In what other quadrant is the ratio
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