NDA2016MathematicsDefinite IntegrationActual
What is ₁^3 |1- x ^4 | dx equal to?
Options
- A-232 / 5
- B-116 / 5
- C116 / 5
- D232 / 5
Correct answer
D. 232 / 5
Step-by-step solution
aligned & I= ₁^3 |1-x^4 | d x & I= ₁^3- (1-x^4 ) d x ( |x|= array cc x, & x 0 -x, & x 0 array ) . & I= ₁^3 (x^4-1 ) d x I= [ x^5 5 -x ]₁^3 & I= ( 3^5 5 -3 )- ( 1^5 5 -1 ) I= 232 5 aligned