Q. 14.4( 43 Votes )

# Find the slope of the tangent to the curve y = 3x^{4} – 4x at x = 4.

Answer :

The given curve y = 3x^{4} – 4x

Then, the slope of the tangent to the given curve at x = 4 is given by,

= 12(64) – 4

= 764

Therefore, the slop of the tangent is 764.

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