Determine all values of x, (if any), at which the graph of the function has a horizontal tangent. y(x) = 9 x−6 x = 9 and x = −6 x = 9 x = 9 and x = 6 x = 6 The graph has no horizontal tangents.

Determine all values of x, (if any), at which the graph of the function has a horizontal tangent. y(x) = 9 x−6 x = 9 and x = −6 x = 9 x = 9 and x = 6 x = 6 The graph has no horizontal tangents.

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Determine all values of x , (if any), at which the graph of the function has a horizontal tangent.
y ( x ) = 9 x 6
x = 9 and x = 6 x = 9 x = 9 and x = 6 x = 6 The graph has no horizontal tangents.

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