06-09-2018
Mathematics

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Consider the function f(x)=8-3x^2 find the value of f(x) when x= 3

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ryalphotography88 ryalphotography88

06-09-2018

You start with f(x)=8-3(3)². Then, going in order of PEMDAS, you start with your exponent. So you have f(x)=8-3(9). Then multiplication, f(x)=8-27. Then your subtraction. f(x)=-19

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saija09 saija09

06-09-2018

f(3)=8-3(3)^2= -19.....

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