COMEDK2016MathematicsArea Under Curves
The area enclosed between the parabola y=x²-x+2 and the line y=x+2 in sq units =
Options
- A4 3
- B2 3
- C1 3
- D8 3
Correct answer
A. 4 3
Step-by-step solution
Required arca aligned &= ₀² [(x+2)- (x²-x+2 ) ] d x &= ₀² [x+2-x²+x-2 ] d x= ₀² (-x²+2 x ) d x &= [- x³ 3 +x² ]₀² &=- 8 3 +4-(0)= -8+12 3 = 4 3 aligned