Find the axis of symmetry of the given function.f(x) = -3x2 + 4x
A. x = - 1
B. x = - 
C. x = -2
D. x = 
Answer: D
Mathematics
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?Which of the following illustrates: The proportion of stars or rectangles in the whole.
A. ?2/4 × 1/4 B. ?2/4 + 1/4 C. ?1/4 D. ?1 - 1/4 E. ?b and d
Mathematics
Give an appropriate answer.Given the function f(x, y) and the positive number ? as in the formal definition of a limit, find a positive number ? as in the definition that insures 
< ?.f(x, y) = (1 + cos x)(x + y); ? = 0.12
What will be an ideal response?
Mathematics
Graph the function.f(x) = e3x - 3
A. 
B. 
C. 
D. 
Mathematics
Locate the saddle point of the function.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics