HOW TO EVALUATE DEFINITE INTEGRAL ?

Asked by NAKSHATRA | 25th Oct, 2014, 09:35: AM

Expert Answer:

A f t e r space c o m p l e t i n g space t h e space t a s k space o f space i n d e f i n i t e space i n t e g r a t i o n comma space s i m p l y space s u b s t i t u t e space t h e space v a l u e s space o f space t h e space l i m i t s space i n space t h e space f u n c t i o n. space S u b s t i t u t e space t h e space u p p e r space l i m i t s space f i r s t space s u b t r a c t e d space b y space t h e space l o w e r space l i m i t. F o r space E x a m p l e : integral subscript 1 superscript 4 x cubed. d x equals open square brackets x to the power of 4 over 4 close square brackets subscript 1 superscript 4 equals open square brackets 4 to the power of 4 over 4 minus 1 to the power of 4 over 4 close square brackets equals open square brackets 64 minus 1 fourth close square brackets equals 255 over 4

Answered by Prasenjit Paul | 25th Oct, 2014, 08:35: PM

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