jasleen727
can someone show me how to find the zeros...
f(x) =x^3+4x^2+4x.
FIND the zeros of f.



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Mybrainvsme
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set it = 0 so you can factoooorrrr

Mybrainvsme
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and you can factor out an x from the get go!

Mybrainvsme
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0= x(x²+4x4)

dinainjune
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right
x(x^2+4x+4)=0
x(x+2)^2=0

Mybrainvsme
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0=x(x +2) (x2)
x = 0 x = 2 x= 2
these are the zeros.

dinainjune
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x=0, and x+2=0 is x=2

saifoo.khan
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f is written just beside x.

Mybrainvsme
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lol yes, correct saifooooo.

jasleen727
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^im confused... >.<

saifoo.khan
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are u?

jasleen727
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NEVER MIND. got it! haha

Mybrainvsme
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yayyyyyyyyyyy

Nick_Black
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yo

jasleen727
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sup

jasleen727
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im not so good at graphs..so..
f(x)=13^x
the graph of f is reflected over the line y=x. what is the name of function of the new graph?