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September 2, 2014

September 2, 2014

Posted by **yuen** on Thursday, October 25, 2012 at 1:48pm.

Show that no tagent to this curve is parallel to the line with equation

3x + 2y - 4 = 0

- calculus -
**Reiny**, Thursday, October 25, 2012 at 2:24pmslope of the given line is -3/2

so x^2 - 1 must be equal to -3/2

x^2 - 1 = -3/2

x^2 = 1 - 3/2 = -1/2

BUT a square of a real number cannot be negative, so no solution,

so no such tangent

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