QUESTION 8 Match the following give y= f (x) is a continuous function on a closed interval, split into n equal widths where Ax is the width of each rectangle, and f (x ) is the length of the ith rectangle. v Representation of the sum of the area of the rectangles using left end points A.f( x ) Axtf ( x,)Ax+ ... +f ( x _)Ax+f (x ) Ax Representation of the sum of the area of rectangles using right endpoints - A representation of the the actual area under the curve B. lim (f(x ) Ax+f(x)Ax+ ... +f (x _)Ax+f (x _)Ax) 1-+ 00 C.f(x ) Ax+f ( x ) Axt ... +f ( x _)Ax+f ( x _) Ax