Simplify the expression. Write the result using positive exponents only.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.The graphs below show the first and second derivatives of a function 
. Select a possible graph of f that passes through point P.f'?f"
?
A. 
B. 
C. 
D. 
Mathematics
Use implicit differentiation to find dy/dx and d2y/dx2.x2 + y2 = 5, at the point (2, 1)
A. 
= - 2; 
= -5
B. 
= - 
; 
= 0
C. 
= 2; 
= 5
D. 
= - 2; 
= 1
Mathematics
Two lines intersect with angle ? as shown in the figure.
Find ? to the nearest degree for the two intersecting lines given by 
and 
A. 141° B. 81° C. 39° D. 18°
Mathematics
Using the slope and y -intercept, graph the line with the following properties.y = 
x + 5
A. 
B. 
C. 
D. 
Mathematics