Find the exact value of the logarithmic expression.log81
A. 1
B. 8
C. 
D. 0
Answer: D
Mathematics
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Find all the second order partial derivatives of the given function.f(x, y) = ex/y
A. 
= 
; 
= ex/y
; 
= 
= -ex/y
B. 
= 
; 
= ex/y
; 
= 
= -ex/y
C. 
= 
; 
= 
; 
= 
= 
D. 
= 
; 
= -ex/y
; 
= 
= ex/y
Mathematics
Write < or > between the pair of numbers to make the statement true.
? 
A. < B. >
Mathematics
Use synthetic division to divide the first polynomial by the second.x5 + x2 - 4
x - 2
A. x4 + 2x3 + 5x2 + 10x + 20 + 
B. x4 + 3 + 
C. x4 + 3x2 + 
D. x4 + 2x3 + 4x2 + 9x + 18 + 
Mathematics
Use a graphing calculator to find the sum.
+ 
+ 
+ . . . + 
Leave your answer in fractional form.
A. 
B. 
C. 
D. 
Mathematics