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ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0\[\frac{ x^2 }{ 2 }\cos2x+\frac{ x }{ 2 }\sin2x+\frac{ 1 }{ 4 }\cos 2x\]

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0to dw:1360893059171:dw

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0i tried this i got \[\frac{ \pi^2 }{ 8 }\frac{ 1 }{ 4 }\]

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1how u got that ? show your work, i'll spot the error.

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1360893431147:dw

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0okay step 2dw:1360893564991:dw

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1what about the lower limit of 0, will that come later ?

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1so, you got pi^2/81/4 only by substituting upper limit ?

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1thats correct by the way, but incomplete

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0shut i forgot that literally i thought no value in polynomials but their is a value for trig

ksaimouli
 2 years ago
Best ResponseYou've already chosen the best response.0ya i found the mistake thx
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