What is the value of (-8 - 2) = (-4)​

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

The experience c-0.25c can be used to find the cost of an item on sale for 25% off which expression beloit equivalent to c-0.25c