Chapter 2 Review Question Preview (ID: 48626)
Chapter 2 Review.
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If f(x) is a polynomial to the nth degree, where n is greater than 0, then f has at least one complex zero
a) true
b) false
c)
d)
(8+6i)−(5+2i)
a) 3+8i
b) 12+4i
c) 3+4i
d) 12+8i
Divide 6x^3-19x^2+16x-4 by x-2
a) 6x^2-7x+2
b) 6x^2+x+25
c) x^2+2x+4
d) 6x^2+5x-4
If the leading coefficient is greater than 1, you can not use synthetic division
a) true
b) false
c)
d)
What is the standard form of a quadratic equation?
a) y=mx+b
b) ax+by=c
c) y2-y1=m(x2-x1)
d) y=a(x-h)+k
Polynomial graphs can have sharp turns
a) true
b) false
c)
d)
If the leading coefficient of a graph that is to the third degree is negative
a) As x approaches infinity, y approaches infinity and as x approaches negative infinity, y approaches negative infinity
b) As x approaches infinity, y approaches n. infinity and as x approaches n. infinity, y approaches infinity
c)
d)
y=¼ x^2 is a
a) vertical stretch
b) horizontal stretch
c) vertical shrink
d) horizontal shrink
How many possible rational zeroes does x^2+2x+4 have?
a) 3
b) 5
c) 1
d) 2
What are the zeroes for x^3+4x
a) x=0, 2i
b) x=0, 2i and -2i
c) x=0, 1, 2
d) x=i, -i
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