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