Mathematics
Nishihoq
2016-04-23 22:24:27
Estimate the area under the curve f(x) = x^2 + 1 from x = 0 to x = 6 by using three circumscribed (over the curve) rectangles. Answer to the nearest integer.
ANSWERS
joellabarra
2016-04-24 03:04:39

the bases of the rectangles will all be = 2 units when x = 2 f(x) = 5 so  first rectangle has area 2*5 = 10           x  = 4     f(x) =  17                       area = 34           x = 6       f(x) =  37                      area  = 74 estimated area = 10+34+74 = 118 sq units

ADD ANSWER