Asked by meow

Let f(x)=81+3e−0.7x .

What is the value of f(3) ?



Round the answer to the nearest hundredth.

Enter your answer in the box.


idk how to do this :/
Answered by Steve
just replace x with 3. Same as you have done for the last year or so in algebra...

f(3) = 81 + 3e^(-0.7*3)
= 81 + 3e^-.21
= 81 + .81058
= 81.81058

Better get out your calculator (physical or online) for these!
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