Find the pivot in the tableau. 
A. 4 in row 1, column 3
B. 6 in row 2, column 1
C. 5 in row 2, column 5
D. 3 in row 1, column 1
Answer: D
Mathematics
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Solve.x2 - 25y2 = 36x + 5y = 4
A. 
B. No real solutions exist.
C. 
D. 
Mathematics
Find the derivative of the function by using the definition.y = 4x - 9x3
A. 4x - 27x3 B. 4x - 27x2 C. 4 - 9x2 D. 4 - 27x2
Mathematics
Find an equation for the ellipse described. Graph the equation.Foci at (1, 4) and (7, 4); length of major axis is 10
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Find the value of the constant k that makes the function continuous.h(x) = 
A. k = 27 B. k = 3 C. k = 0 D. k = -9
Mathematics