#root

13 messages · Page 1 of 1 (latest)

hybrid cove
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How u do 9) ii)

terse nimbus
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You replace in the original function wherever you see x with (x -2) or in other words give x - 2 as input instead of x

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Then put that into the form f(x-2)=(x-a)(x-b)(x-c)

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a b c are the roots as regular

nova oriole
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Can't u just work out the roots from original equation

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Like let's say original root of f(x)=3, new root will be 1?

hollow apex
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cause it's a transformation of the entire graph 2 to the right

nova oriole
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ah th

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yh

hollow apex
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but just a bit more formally, without the use of graph transformations

nova oriole
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I see