From the equation, we have

To find the vertex and focus, we have to use the following formula

And

So, we have


1. c
2.d
3.c
hope this helps
Answer:
55
Step-by-step explanation:
You ad.the below sea level and.above sea level
25+30
you need to combine like terms. 6f^2 and 8f^2 can be added together. your answer would be 14f^2+3f+5
hope that helps
Answer:
$11.73
Step-by-step explanation:
Three books cost $35.11
The first book cost $19.51
The second book cost $3.81
The two books cost $19.51+$3.81 =$23.38
The third book would therefore cost $35.11-$23.38 = $11.73
The third book cost $11.73