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Determine the values of x for which the ...

Determine the values of `x` for which the function `f(x)=x^2-6x+9` is increasing, or decreasing. Also, find the coordinates of the point on the curve `y=x^2-6x+9` where the normal is parallel to the line `y=x+5.`

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RD SHARMA ENGLISH-INCREASING AND DECREASING FUNCTION -All Questions
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