Managed to get the answer for q7 but didn't use f(x) dx = 5 . How do I use it to

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secondary 4 | A Maths
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secondary 4 A Maths

Managed to get the answer for q7 but didn't use f(x) dx = 5 . How do I use it to solve

Date Posted: 7 years ago

Tham KY

7 years ago

You don't need the one with the 5, coz the limit of integration is 1 to 7, question asks from 1 to 4, just use the other one...

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Integrate 1 and -2f(x) separately with same limits. Integration of f(x) is already given as 1 with limits 4 and 1.

Date Posted: 7 years ago