mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist May 23, 2010 #2 Fyou88 said: Estimate using differentials. sin(0.00001) Click to expand... \(\displaystyle f(x + h) \approx f(x) + h f'(x)\). Use f(x) = sin(x), x = 0, h = 0.00001.

Fyou88 said: Estimate using differentials. sin(0.00001) Click to expand... \(\displaystyle f(x + h) \approx f(x) + h f'(x)\). Use f(x) = sin(x), x = 0, h = 0.00001.

F Fyou88 Mar 2010 33 1 May 23, 2010 #3 ok thank. if it was sin(0.9999) would x = 1 and then h=0.9999?

mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist May 23, 2010 #4 Fyou88 said: ok thank. if it was sin(0.9999) would x = 1 and then h=0.9999? Click to expand... No. If x = 1 and you require x + h = 0.9999 then h = -0.0001.

Fyou88 said: ok thank. if it was sin(0.9999) would x = 1 and then h=0.9999? Click to expand... No. If x = 1 and you require x + h = 0.9999 then h = -0.0001.

F Fyou88 Mar 2010 33 1 May 23, 2010 #5 so it will be 0 again? and x= the value u estimating the # that is closer to?

mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist May 23, 2010 #6 Fyou88 said: so it will be 0 again? and x= the value u estimating the # that is closer to? Click to expand... I have no idea what you are referring to. I have clearly answered both of your questions. I suggest you knuckle down to doing the calculations.

Fyou88 said: so it will be 0 again? and x= the value u estimating the # that is closer to? Click to expand... I have no idea what you are referring to. I have clearly answered both of your questions. I suggest you knuckle down to doing the calculations.

F Fyou88 Mar 2010 33 1 May 23, 2010 #7 how do u know that x will be = 0? anyone help please?? Last edited: May 23, 2010

mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist May 23, 2010 #8 Fyou88 said: how do u know that x will be = 0? anyone help please?? Click to expand... Go back and review the examples in your class notes or textbook.

Fyou88 said: how do u know that x will be = 0? anyone help please?? Click to expand... Go back and review the examples in your class notes or textbook.

mr fantastic MHF Hall of Fame Dec 2007 16,948 6,768 Zeitgeist May 23, 2010 #10 Fyou88 said: e^sqrt0.0001 I already know how to do e^0.0001. Click to expand... \(\displaystyle f(x + h) \approx f(x) + h f'(x)\). Use \(\displaystyle f(x) = e^{\sqrt{x}}\), x = 0, h = 0.0001

Fyou88 said: e^sqrt0.0001 I already know how to do e^0.0001. Click to expand... \(\displaystyle f(x + h) \approx f(x) + h f'(x)\). Use \(\displaystyle f(x) = e^{\sqrt{x}}\), x = 0, h = 0.0001