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• 12-09-2017, 09:35 PM
ok I went through product rule i got 2x(x^2-1)^(1/2) - (x^3)(x^2-1)^(-1/2) ---------------------------------------------- x^2 - 1 then I...
2 replies | 100 view(s)
• 12-09-2017, 07:02 PM
hi all! sorry may have been at this too long but ive been blanking on this one for a while now, been coming at it different ways and I cannot work...
2 replies | 100 view(s)
• 12-06-2017, 10:47 PM
you are right about my poor description but despite that you still managed to answer it haha thanks!
8 replies | 289 view(s)
• 12-06-2017, 10:31 PM
not counting peicewise functions not defined at certain points :lol:
8 replies | 289 view(s)
• 12-06-2017, 10:27 PM
Hi all was doing a function sketching practice problem and was wondering; for examples sake lets use: y = x^3/(9-x^2) so the domain...
8 replies | 289 view(s)
• 11-21-2017, 09:38 PM
ok thanks :)
2 replies | 203 view(s)
• 11-21-2017, 08:37 PM
Hi all so given x^2 + 2xy - y^2 + x = 2 and the point (1,2) asked for the tangent line. I started doing implicit differentiation but once i...
2 replies | 203 view(s)
• 11-19-2017, 05:02 PM
and your expansion formula is awesome as well, your are right that is probably the better way to explain it. thanks again
4 replies | 232 view(s)
• 11-19-2017, 04:59 PM
thanks jeff much appreciated. the higher exponent comes from the common denominator.
4 replies | 232 view(s)
• 11-19-2017, 12:44 AM
Hi all, having trouble with this one simplification I found inside of a derivative. (ex + e-x)2 - (ex - e-x)2 -------------------------- ...
4 replies | 232 view(s)
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About frank789

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