The price was $824.85 before the discount (yesterday)
Answer:
Like on a test if you get extra credit.
Step-by-step explanation:
Elio is right in assuming the relationship between the height and the hours it burns is proportional.
Find the unit rate
14 ÷ 8 = 1.75 cm/h
Divide
21 ÷ 1.75 = 12
You can set this up as an algebraic equation to check the answer.
If the candle is 21 cm tall, it will burn for 12 hours.
Hope this helped you! :)


No, since 0 doesn't belong to the domain.
Answer:

Step-by-step explanation:
The functions are;

and

We want to find

First we find g(-4) to get:



Now

This implies that,


