SOLUTION: f(x)= "3x-12"-under square root symbol. find the specified function value, if it exists. f(9)= f(4)= f(1)= f(-1)=

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Question 937940: f(x)= "3x-12"-under square root symbol.
find the specified function value, if it exists.
f(9)=
f(4)=
f(1)=
f(-1)=
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!



Exact value
Approximate value
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This result is NOT a real number since you have a negative under the square root. The answer is "does not exist" (assuming you haven't learned about complex/imaginary numbers yet).
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This result is NOT a real number since you have a negative under the square root. The answer is "does not exist" (assuming you haven't learned about complex/imaginary numbers yet).
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Jim
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