Identify the vertex of y = x^2 + 4x + 5
A. (4,5)
B. (0,0)
C. (-2,9)
D. (-2,1)
Help me plz, and I hope everyone is having a good day aswell

D. (-2,1)

Step-by-step explanation:

we have

This is the equation of a vertical parabola open upward The vertex represent a maximum

Convert the quadratic equation in vertex form

where

(h,k) is the vertex

Complete the square

Rewrite as perfect squares

The vertex is the point (-2,1)

answer: haha (: i’ll go see what it is

step-by-step explanation:

30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles