Answer: A. a = -12 B. b = 4 C. c = -1
Step-by-step explanation:
a negative times a negative is a positive
a negative time a positive is negative
Answer:
<h2>(x + 7)² + (y + 2)² = 49</h2>
Step-by-step explanation:
The standard form of an equation of a circle:

(h, k) - center
r - radius
We have:
center (-7, -2) → h = -7 and k = -2
radius r = 7.
Substitute:

Answer:
Yes
Step-by-step explanation:
0.4 = 4/10 = 2/5
0.4 converted into a fraction is 4/10, 4/10 simplified is 2/5