Selena walks from home to school each morning and back home each afternoon. altogether she walks 2/3 mile each day how far does selena live froms school

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 − 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 − 6