If alpha and beta are the roots of a quadratic polynomial 3x^2-6x-1 find the values of (alpha-beta)

Either or , depending on whether is larger than .

Step-by-step explanation:

The two roots (might necessarily be distinct or real) of the quadratic equation

, where , , and are constants and are

The difference between the two will be either:

or

.

For this question,

, or

.

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

step-by-step :