The zero of a linear polynomial in the variable x is given by the coordinate of its point of intersection with the axis.

If the graph of a linear polynomial passes through the points (-2, 3), (-5, 0), (0, 5) and (3,8), then what is its zero?

What is the zero of the linear polynomial mx + c, where m and c are constants and  $m\ \ne\ 0$  

Find the sum of the zeroes of the polynomial   $2x^2-9x+9$  

 If  $\alpha$   and  $\beta$  are the zeroes of the polynomial ,    $2x^2+x-2$  then find  the value of  $\frac{\alpha}{\beta}+\frac{\beta}{\alpha}$  

Find the product of the zeroes of the polynomial 

If  $\alpha\ and\ \beta$  are the zeroes of the polynomial  $x^2+4x-6$  , then find the value of the  $\alpha^2+\beta^2$ .