Bwells2016 Bwells2016

26-01-2020
Mathematics

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Given the function y = -2ex , find y if x = 3.

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gerasimoskonidaris gerasimoskonidaris

26-01-2020

Answer:

Assuming function is [tex]y=-2*e*x[/tex]: y(3)= -16.31.

Assuming function is [tex]e^x[/tex][tex]y=-2*e^x[/tex]: y(3)= -40.17

Step-by-step explanation:

These should both be simple enough to do with a calculator or simply googling, but if you must do it by hand, an easy trick to remember is that e is approximately equal to 2.718 so substitute that value wherever you see e. Then, just substitute 3 in for x and simply multiply.

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