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Step-by-step explanation:
(125/27) = (5/3)³
Now, (125/27) X (125/27)^k = (5/3)¹⁸
=> (5/3)³ X (5/3)^3k = (5/3)¹⁸
=> (5/3)^(3+3k) = (5/3)¹⁸
Since the bases are same, we can equate their powers
=> 3+3k = 18
=> 3k = 18-3 = 15
=> k = 15/3
=> k = 5
HOPE IT HELPS!!!
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Answer:
Ozone layer plays an important role in Earth's atmosphere as it absorbs the harmful UV radiation of the sunlight and is important for survival on Earth.
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