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Polynomials: Definite Integration
integrate5

4
( –y2 – 9 y + 6) dy =

tickcross


Worked Solution

integrate5

4
( –y2 – 9 y + 6) dy
= [
– 1
---
3
y3
– 9
---
2
y2 + 6 y
]5

4
=
– 1
---
3
(5)3
– 9
---
2
(5)2 + 6 (5)
 – (
– 1
---
3
(4)3
– 9
---
2
(4)2 + 6 (4)
 )
= –124.16667 – (–69.33333)
= –54.833 to 3 dps.

© MEI Produced by Dr Ron Knott, 18 August 2004
tom . button [AT] mei . org . uk 		Test reference: PolyDefInt.html?ref=85850