Tamil Nadu Board Solutions for Chapter: Algebra, Exercise 21: Exercise

Which of the following is not a linear equation in two variables.

The value of $k$ for which the pair of linear equations $4x+6y-1=0$ and $2x+ky-7=0$ represents parallel lines is

A pair of linear equations has no solution then the graphical representation is 

Choose the correct solution(s) for the linear pair of equations $a_{1}x+b_{1}y+c_1=0$ and $a_{2}x+b_{2}y+c_2=0$ such that $\frac{a_1}{a_2}\ne \frac{b_1}{b_2}$.

Choose the correct solution(s) for the pair of linear equations $a_{1}x+b_{1}y+c_1=0$ and $a_{2}x+b_{2}y+c_2=0$ such that $\frac{a_1}{a_2}=\frac{b_1}{b_2}\ne \frac{c_1}{c_2}$.

$\mathrm{GCD}$ of any two prime numbers is _____.

The GCD of $x^4-y^4$ and $x^2-y^2$  is

Find the value of $m$, if $\left(x-2\right)$ is a factor of the polynomial $2x^3-6x^2+mx+4$.