Posted by Ashton on Friday, November 30, 2012 at 11:15am.
"the area of the region under the graph" is an integral of f(x) from a to b, in your case from 4 to 10.
∫ f(x) from 4 to 10=∫ (10x-5)dx from 4 to 10.
you just have to compute the integral and that will give you:
1/2*10x^2-5x evaluate it from 4 to 10
I hope it helps
thanx! :) i got it!
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