positive number x positive number = positive number positive number x negative number = negative number negative number x positive number = negative number negative number x negative number = positive number
So if both numbers have the same sign, either both positive or both negative, then the product will be positive.
A quadratic equation is given to us. And we need to plot its graph . Firstly we will make a table . For that substitute different values of x to get different values of y . For graph refer to attachment.
