ashlynmartinezoz2eys
08.12.2020 •
Mathematics
1. MP.7 Use Structure A theater can
seat 540 people at one time. How
many tickets are sold if the theater
sells out every seat for one 30-day
month?
2. Number Sense ls 500 X 30 a good
estimate for the number of tickets sold
at the theater in one month?
Solved
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Ответ:
3 x^2 + 27 x + 60
Factor 3 out of 3 x^2 + 27 x + 60:
3 (x^2 + 9 x + 20)
The factors of 20 that sum to 9 are 5 and 4. So, x^2 + 9 x + 20 = (x + 5) (x + 4):
3 (x + 5) (x + 4)