The value of (k) so that (x^{2} + y^{2} + kx + 4y + 2 = 0 )... | Mathematics | SolveeIt | Solveeit

Today, August 18

Question

The value of $k$ so that $x^{2} + y^{2} + kx + 4y + 2 = 0$ and $2(x^{2}+y^{2})- 4x - 3y + k = 0$ cut orthogonally is

A

$\frac {10}{3}$

B

$\frac {-8}{3}$

C

$\frac {-10}{3}$

D

$\frac {8}{3}$

Answer

$\frac {-10}{3}$

Explanation

Solution

Answer (c) $\frac {-10}{3}$