Expression 5: "F" left parenthesis, "x" , right parenthesis equals "A" "f" left parenthesis, "x" plus 2 , right parenthesis left brace, 0 less than or equal to "x" less than or equal to 4 , right braceFx=Afx+20≤x≤4
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Expression 6: "f" left parenthesis, "x" , right parenthesis equals sine left parenthesis, "x" , right parenthesis plus StartFraction, sin left parenthesis, 2.7 "x" , right parenthesis Over 2 , EndFraction plus StartFraction, cos left parenthesis, 5.3 "x" , right parenthesis Over 4 , EndFractionfx=sinx+sin2.7x2+cos5.3x4
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Expression 7: "y" equals "N" left parenthesis, floor left parenthesis, 10 "x" , right parenthesis , right parenthesis left brace, "x" greater than .1 , right bracey=Nfloor10xx>.1
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Expression 8: "y" equals "N" Subscript, "e" , Baseline left parenthesis, floor left parenthesis, 10 "x" , right parenthesis , right parenthesis left brace, "x" greater than .1 , right bracey=Nefloor10xx>.1
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Expression 9: "y" equals left bracket, negative 1 , 1 , right bracket times "N" left parenthesis, 200 , right parenthesisy=−1,1·N200