383 reputation
422
bio website sbsangpi.com
location Melbourne, Australia
age 21
visits member for 3 years, 3 months
seen Nov 30 at 13:21

About me:http://en.wikipedia.org/wiki/User:Sbsangpi
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Oct
2
asked Counting Methods?
Sep
30
comment equation of the tangent to the following curves?
sorry! how do you get $y=-4x-(-4)(-1)+8$ ?
Sep
30
comment equation of the tangent to the following curves?
fantastic answer! Thanks alot. Sorry for my bad question. Now I fully understood~ thx @AméricoTavares
Sep
30
accepted equation of the tangent to the following curves?
Sep
29
revised equation of the tangent to the following curves?
added 23 characters in body
Sep
29
comment equation of the tangent to the following curves?
1. $2x-2$ but i don't know 2?
Sep
29
comment equation of the tangent to the following curves?
can you please explain in a step? thx~ @J.M.
Sep
29
asked equation of the tangent to the following curves?
Sep
29
comment differentiation of Polynomials
thx! for that @ArturoMagidin I will not use next time!
Sep
29
awarded  Supporter
Sep
29
accepted differentiation of Polynomials
Sep
29
comment differentiation of Polynomials
ok! I understood now <br> $2x^3-4x$ <br> $= 6x^2-4$
Sep
29
comment differentiation of Polynomials
but the answer is $6x^3-4$
Sep
29
comment differentiation of Polynomials
but the answer is 6x^3-4
Sep
29
comment differentiation of Polynomials
but the answer is 6x^3-4
Sep
29
revised differentiation of Polynomials
added 77 characters in body
Sep
29
comment differentiation of Polynomials
ok! I get it~ thx
Sep
29
comment differentiation of Polynomials
can you explain more by step how do you get 2x^3-4x^2
Sep
29
asked differentiation of Polynomials
Aug
26
comment Equation of the tangents
step by step great help! looking forward more help! thx alot Tavares. God bless you! ;)