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Applied Mathematics
 Online Tutoring : Forum : Homework Help - Mathematics : Applied Mathematics
Topic Topic: Calculus in Integration Post ReplyNew Question
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Joined: 21 April 2007
Posts: 1
Posted: 21 April 2007 at 10:02am | IP Logged Quote W11205

14. Determine the area of the region bounded by y = x - 4x and y = x - 4.

15. Find the area of the region bounded by the graphs of f(x) = 6x - x and g(x) = x - 2x.

23. Use the Fundamental Theorem of Calculus to evaluate  
 - 2) dt.

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Joined: 26 July 2007
Location: Malaysia
Posts: 5
Posted: 26 July 2007 at 1:00am | IP Logged Quote Eyzf3

Fist, u have to sketch the graph so tat u undesrtand the ques better. the x2-4x cut 0 and 4 and the shape is u. the y=x-4 is straight line which the c is -4. Find the intersection point. x2-4x=x-4        &nb sp;          x2-5x+4=0         (x-4)(x-1)=0  x= 1 and 4 . integrate , then u can find the area. same also 4 the next question...


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