Question

16. Solve the quadratic equation
- 1.
2
mit
4
3X -4
132-42
(-3 = 2* *3
2.
X +1 X. +2
3x -4
2x +3
the roots of the Equation (a-b)x²+(b-c)x+(c-a)=0 are equal. Prove that 2a=b+c
18. For what value of k does 2x2+ kx + 3 = 0 have equal roots?
9. For what value of k does (k-12) x² + 2(k-12) x + 2 = 0 have equal roots?
nd the values of k,so that quadratic equation have two equal roots kx (x - 2) + 6 = 0
20. Find the values
4. Graphical method of solution of
linear equations in two variables​

Answer 1

I can't even see where is the quadratic equation