Solve the equation x^2+4x-22=0
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please tell me your question
Answered by
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Ozone is a gas composed of three atoms of oxygen. ... Ozone is a harmful gas and is present high up in the atmosphere. Ozone is an important gas for all kinds of ecosystems on earth as it protects the earth from the harmful ultraviolet rays of the sun which can lead to skin cancer, cataracts and other various da
mages.
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