Write a scheme function that computes the real roots of a given quadratic equation. if the roots are complex, the function must display a message indicating that. this function must use an if function. the three parameters to the function are the three coefficients of the quadratic equation.

no. when the asker posts the question they can make a question worth what ever they think is a fair price. although it must be within the limit of the points they currently own. 5 is the minimum number of points a question can be worth. if a question is complicated or has lots of parts to it, it is better to make it worth more because more people will be more willing to answer.

hope this !

you can not change you age soon as you signed up. the only way is too delete your account and use another account to sign up and put your correct age.

yes, but you must first make sure that you'll be able to make your turn or you can crash into other vehicles.