R12x Figure 1 Fi gure shows sketch of part of the curve with equation=(x2+1),x≥0 The finite region R, shown shaded in Figure, is bounded by the curve, the x-axis and the linesx =I and=2 The table below shows corresponding values for and for=(x2+1)x11.251.51.752y1.4141.8032.0162.236 (a)C omplete the table above, giving the missing value of y to 3 decimal places.(1) (b) Use the trapezium rule, with all the values of y in the completed table, to find an approximate value for the area of R, giving your answer to 2 decimal places(4)
题目答案请扫描下方二维码查看。
