Question

Choose the correct alternative :

`int_2^3 x^4*dx` =

Options

• `(1)/(2)`

• `(5)/(2)`

• `(5)/(211)`

• `(211)/(5)`

Answer 1

`int_2^3 x^4*dx` = `[x^5/5]_2^1`

= `(1)/(5)(3^5 - 2^5)`

= `(1)/(5)(243 - 32)`

= `(211)/(5)`.