General vertex form:

Given :

Extract "spread factor" m

Complete the square


Write as a squared binomial and simplify the constant

Re-write to match signs of standard general form:

Answer:
- 2
Step-by-step explanation:
The composition of inverse functions gives x
g(x) and
(x) are inverse functions, then
(g(x)) = x , thus
(g(- 2)) = - 2
Answer: 50,380m
Step-by-step explanation:
190m * 270m = 51,300m
23m * 40m = 920m
Because the barn is in the field, we subtract the barn's area from the field's area, which leaves us with
51,300m - 920m = 50,380m
<u>Answer:</u>
<h2>-33.33%</h2>
<u>Explanation:</u>
30-45 = -15
percent of change = 100(-15/45) = -33.33%