Write the matrix in reduced row-echelon form.
A. 
B. 
?
C.
?
D.
?
E.
?
Answer: E
Mathematics
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Evaluate the integral by first performing long division on the integrand and then writing the proper fraction as a sum of partial fractions.
A. 2y2 - ln 
+ 4 ln 
+ C
B. 2y2 + ln 
+ ln 
+ C
C. 2y2 + ln 
+ (2y + 1) ln 
+ C
D. 2y2 + 4 ln 
+ ln 
+ C
Mathematics
For the given functions f and g , find the indicated composition.f(x) = x2 + 1, g(x) = x2 + 3(f?g)(x)
A. x4 + 4 B. x4 + 6x2 + 10 C. x4 + 2x2 + 4 D. x4 + 10
Mathematics
Write as a radical expression. Simplify if possible.5121/3
A. 
= 24
B. 
= 4096
C. 
= 8
D. 5123 = 12,288
Mathematics
Simplify.
3
A. 
B. 
C. 
D. 
Mathematics