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C2 - Exercise 11c - Q.5 - Answer??

As above really...need help....not getting actual answer... :redface:

Textbook? Post the question here please, bearing in mind most people probably won't have the same textbook as you :wink:

Reply 2

Geerththanan

Sketch the following and find the area of the finite region or regions bounded by the curves and the x-axis: y = x (x - 2) (x - 5) .

:smile:

Reply 3

Geerththanan

Anyone for the above listed question...?

Reply 4

Aitch

lgeerthan

Anyone for the above listed question...?

curve cuts x-axis at x= 0,2,5. Sketch curve.
Enclosed area, therefore limits, between x=2 and x=0

∫x³ -7x² +10x dx
=¼x^4 -(7/3)x³+5x²
limits 2 and 0 give

4 -(56/3) +20 = 16/3

Reply 5

Geerththanan

Aitch

curve cuts x-axis at x= 0,2,5. Sketch curve.
Enclosed area, therefore limits, between x=2 and x=0

∫x³ -7x² +10x dx
=¼x^4 -(7/3)x³+5x²
limits 2 and 0 give

4 -(56/3) +20 = 16/3