sadmomsclub
20.03.2020 •
Mathematics
Can someone help me with number 7?
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Ответ:
c)10
Step-by-step explanation:
1) distribute 3 to (5^4)
5^2*5^k=5^12
divide by 5^2 on both sides
5^k=5^12/5^2
5^k=5^10
so k=10
we can recheck:
5^2*5^10=5^12
hope this helps
Ответ: