Which form most quickly reveals the vertex?

1. m(x)=4x2−8x−32

2. m(x)=4(x−1)2−36

3. m(x)=4(x+2)(x−4)

what is the vertex

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

What is the measure of angle x? a.101 b.158 c.44 d.79