We know that:

Substituting known values, we have:

Answer:
A
Step-by-step explanation:
It's A just trust me I'm not doing the work lol
Answer:
72 parts
Steps:
Convert the 4 hours into minutes. There are 60 minutes in an hour. Therefore, 4 hours = 240 minutes.
Divide 240 minutes by 40 minutes. This equals 6. Therefore, the machinist can produce the 12 parts 6 times in 4 hours.
Finally, multiply the 12 parts by the 6 times he can produce. Therefore, the machinist can produce 72 parts in 4 hours.
Answer:
I think it would be 00.432
Step-by-step explanation:
The solutions for x are -2, 0, 2
<em><u>Solution:</u></em>
Given that,

Given equation is:






Taking "a" as common term from first two terms and taking "-8" as common from last two terms






