Unit 2 Info

general form

y=ax²+bx+c

quadratic form

y=a(x-h)²+k

intercept form

y=a(x-p)(x-q)

even degree and a positive LC

opens up

even degree and negative LC

opens down

odd degree and positive LC

in negative infinity, decreasing, in positive infinity, increasing

odd degree and negative LC

in negative infinity, increasing, in positive infinity, decreasing

i

√-1

always leave as i in problems

i²

-1

i³

-i

i^4

1