Hmm... It's too simple example...
anyway:
Answer:
(3,4) domain is 3, (1,3) domain is 1, (1,4) domain is 1, (5,2) domain is 5
Step-by-step explanation:
Domain is the input, and range is the output. Here's a detailed video you should watch
https://www.khanacademy.org/math/algebra/algebra-functions/domain-and-range/v/domain-of-a-function-intro
Answer:

Thus, the ratio is:
a:b = 1:4
Step-by-step explanation:
Given the expression



Divide both sides by 2


Divide both sides by b

Thus, the ratio is:
a:b = 1:4
Answer: (0, 5) and (-2, 0)
<u>Step-by-step explanation:</u>
10x - 4y = -20
Let x = 0, then 10(0) - 4y = -20
-4y = -20
<u> ÷ -4 </u> <u>÷ -4 </u>
y = 5
Let y = 0, then 10x - 4(0) = -20
10x - 0 = -20
<u> ÷10 </u> <u> ÷10 </u>
x = -2
Answer:
13
Step-by-step explanation:
Mark me brainliest plz