FInd the area of the region bounded by the graphs of y= 3x^2+1 , y=0, x=-2.7, x=2.5

Answer 1

Make a sketch of the functions and you'll find that the area resembles two triangles whose total area is about 40.

Area =
∫(3x^2+1-0)dx for x from -2.7 to 2.5

I get 40.5 approx.