yummydum
Which of the following is a factor of x2– 21x + 110?
x + 11
x – 10
x – 5
None of the above



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yummydum
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i know how to factor i just cant get this one :\

Romero
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hint: One of them is (x11)

zepp
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Factor \(x^2– 21x + 110\) :D

yummydum
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(x11)(x+10) :D

yummydum
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x10*

yummydum
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lets try that again....(x11)(x10) :D

Romero
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yes you are right.

Calcmathlete
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You are correct :)

Romero
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If you can't figure it out right away just try to factor it out completely

Calcmathlete
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Which one of thsoe is there?

Romero
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Find both

yummydum
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cool thanks guys! :)

Calcmathlete
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You factored it correctly.
\[x^2  21x + 110 \implies (x  11)(x  10)\]x  10 is up there :)