Quadratic Formula and Functions: Getting to the Root of the Formula True or False
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1.
Simplify the expression (-1 + 6
i
)(2
i
3
– 4).->16 – 22
i
True
False
2.
What are the roots of
y
= -2
x
2
+ 5
x
– 2?->
and
True
False
3.
What are the roots of
y
=
x
2
+ 7
x
+ 17?->
True
False
4.
What are the roots of
y
= 5
x
2
– 10
x
+ 5?->
x
= -1 + 2
i
and
x
= -1 – 2
i
True
False
5.
How many roots does
y
=
x
2
+ ½
x
+ 3 have?->1 real root
True
False
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