CBSE Class 12-science Answered
Find the area bounded by y = x, the x - axis and the lines x = -1 and x = 2.
Asked by sriharshu25 | 26 Feb, 2019, 11:47: AM
Expert Answer
Figure shows the area bounded by lines y=x , x=2 , x=-1 and x-axis.
Area by Integration : 
By Geometry : A = area of ΔODC + area of ΔOBA = -(1/2)OD×DC +(1/2)OB×BA = -(1/2)1×1 +(1/2)2×2 = 3/2 sq. units
in the above calculation area below x-axis is taken as -ve
Answered by Thiyagarajan K | 26 Feb, 2019, 02:40: PM
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