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If n = 2 and m= 4, what is 3n2 - 5m

If n = 2 and m= 4, what is 3n2 - 5m
asked 222k views
4 votes
If n = 2 and m= 4, what is 3n2 - 5m

asked
User Ahmad Mayo
by
7.4k points

1 Answer

3 votes

Answer:

- 8

Explanation:

given

3n² - 5m ← substitute n = 2 and m = 4 into the expression

= 3(2)² - 5(4)

= 3(4) - 20

= 12 - 20

= - 8

answered
User Greg Schechter
by
7.9k points
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