1.

a) Using the exponential model b) Using your model from part a, find the time. find the value of k (to 3 decimal places). required to decay to 20% of the original amount. 15. Find an equation of the line that passes. through the points (4,-2) and (-3,5). 16. Given and . find (Simplify the composite function) 17. Given the function, what is its ................
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