Find all the zeros of the quadratic function.
y=x'-4x-12

Rai compares two cable plans from different companies. which equation gives the correct value of mm, the number of months for which plans a and b cost the same?

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?