(A)
(B)
(C)
(D)
(E)(A)
(B)
(C)
(D)
(E)(A)
(B)
(C)
(D)
(E)(A)
(B)
(C)
(D)
(E)(A)
(B)
(C)The x-coordinate of the point on the curve y = x^2 − 2x + 3 at which the
tangent is perpendicular to the line x + 3y + 3 = 0 is is
−3
−1
1
3
nonexistent
For polynomial function p, p′′(2) = −6, p′′(4) = 0, and p′′(5) = 3. Which is
true?
p has an inflection point at x = 4.
p has a minimum at x = 4.
p has a root at x = 4.
p is increasing on [2,5].
A–D are all false.6
8
10
11
12 is1