The equation 4x2 + 8x + 15 = 0 is being rewritten in vertex form. Fill in the missing step.

Given4x2 + 8x + 15 = 0
Step 14(x2 + 2x ___) + 15 ___ = 0
Step 2✔
Step 34(x + 1)2 + 11 = 0
4(x2 + 2x + 1) + 15 − 4 = 0
4(x2 + 2x + 1) + 15 − 1 = 0
4(x2 + 2x + 2) + 15 − 2 = 0
4(x2 + 2x + 4) + 15 − 4 = 0

Which graph represents the solution of the inequality?

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.