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PLEASE HELP!! ITS EVALTUATING FUNCTION F(r)=sqrt of r+9-3 at the given values of the independent variable and simplify

a. F(-9)=

PLEASE HELP!! ITS EVALTUATING FUNCTION F(r)=sqrt of r+9-3 at the given values of the-example-1
User Yick Leung
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4 votes
Is a the only choice.?
User Dpassage
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