JEE Advanced2007MathematicsParabolaActual
Statement I The curve y=- x^2 2 +x+1 is symmetric with respect to the line x=1 Statement II A parabola is symmetric about its axis.
Options
- AStatement I is true, Statement II is true; Statement II is a correct explanation for Statement I
- BStatement I is true, Statement II is true; Statement II is not a correct explanation for Statement I
- CStatement I is true, Statement II is false
- DStatement I is false, Statement II is true
Correct answer
A. Statement I is true, Statement II is true; Statement II is a correct explanation for Statement I
Step-by-step solution
array rlrl y & =- x^2 2 +x+1 & y- 3 2 & =- 1 2 (x-1)^2 array It is symmetric about x=1 .