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Question

The area bounded by the parabola y=4−x2 and X-axis in sq units is:

A
323
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B
163
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C
83
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D
13
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Solution

The correct option is A 323
y=4x2

The above curve will intersect x-axis at two different points 2 and 2

Then, the area bounded by the curve y=4x2 and x-axis is given by

A=22(4x2)dx

=224dx22x2dx

=4x22(x33)22

=4(2+2)[8/3(83)]

=16(163)=323

60168_34854_ans_8e54b8445208412ab9a5279d43989033.png

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