Question

What is the standard form of `y=(x+2)(x - 7)`?

Answer 1

`y = x^2 - 5x - 14`

Explanation:

Multiply out each term in the brackets with each term in the other set of brackets:
`y = x^2 - 7x + 2x - 14`

Collect like terms and simplify:
`y = x^2 - 5x - 14`