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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:

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Solution

y+2x2=0

y+3x2=1

To find P and Q

13x2=2x2

1=3x22x2

x2=1

x=±1

y=2x2

y=2

P=(1,2),Q=(1,2)

A=21013x2+2x2dx=2101x2dx

A=2[xx33]10A=2[113]=43


1034224_1089895_ans_a0f0c380084047fc90f6c23eebc8d64c.png

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