If ab is the base of isosceles triangle abc, then which of the following is the vertex angle?

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

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Explain how you can use the associative property to evaluate (7x50)x4.