Question

The straight line $y+x=1$ touches the parabola

• A. $x^2+4y=0$
• B. $x^2-x+y=0$
• C. $4x^2-3x+y=0$
• D. $x^2-2x+2y=0$

Answer 1

Answer: (A), (B), (C)

Correct answer is (a) $x^2+4y=0$ Correct answer is (b) $x^2-x+y=0$ Correct answer is (c) $4x^2-3x+y=0$