Author Topic: maths doubts  (Read 3850 times)

Offline Ghost Of Highbury

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Re: maths doubts
« Reply #30 on: October 31, 2009, 11:17:58 am »

no dude i know that im talking about when finding x1 the derivate of x^3 = 3x^2, read my post carefully again ull see what i mean and can u please post the link for the calculators also, i think theres been a substitution error been made just clarifying though it cud just be a mistake

https://studentforums.biz/index.php/topic,4171.0.html
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Offline @d!_†oX!©

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Re: maths doubts
« Reply #31 on: October 31, 2009, 11:20:20 am »
cool dude...can u get it printed by monday???
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Offline astarmathsandphysics

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Re: maths doubts
« Reply #32 on: October 31, 2009, 11:20:39 am »
The number of sf is said in the question. Carry out the calulation until two answers agree to that number of sf.. In the question above you would stop at x_4 (though this gives the wrong answer)