The area of the region bounded by the curve 
and x-axis is.
Given;
The curve 
and x-axis; y=0
∴ x = ±4
Required area
= 8π sq.units
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The area of the region bounded by the curve and x-axis is.
Given;
The curve and x-axis; y=0
∴ x = ±4
Required area
= 8π sq.units