Question

What is y = 9(x+4)2 - 12 in standard form?

Answer 1

well I'd say as a starting point it can be written as

\[y = 9(x^2 + 8x + 16) - 12\]

so distribute the 9

collect like terms...

then write it in standard for... below is my understanding of standard form

\[y = ax^2 + bx + c\]

hope it helps