Question: pleasehelp Question 20 5 pts Solve for x: log: a + logs (x + 6) = 3 Upload Choose a File Question 21 5 pts

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Question 20 5 pts Solve for x: log: a + logs (x + 6) = 3 Upload Choose a File Question 21 5 pts Geologists have determined that Crater Lake in Oregon was formed by a volcanic eruption. Chemical analysis of a wood chip that is assumed to be from a tree that died during the eruption has shown that it contains approximately 45% of its original carbon-14. Determine how long ago the volcanic eruption occurred. The half-life of Carbon-14 is 5730

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