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Question

The area (in square units) of the region bounded by the curves y+2x2=0 and y+3x2=1, is equal to :

A
13
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B
34
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C
35
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D
43
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Solution

The correct option is D 43
The given equations are of parabola
y+2x2=0 and y+3x2=1


So, the required area =210[(13x2)(2x2)]dx=210(1x2)dx=2[xx33]10=43 sq.units

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