Question: 14-5 NAME Practice Double-Angle and Half-Angle Formulas Find the exact values of sin2x,cos2x,sin((x)/(2)), and cos((x)/(2)) fo each of the following. cosx=(5)/(13),x is in the first

14-5 NAME Practice Double-Angle and Half-Angle Formulas Find the exact values of sin2x,cos2x,sin((x)/(2)), and cos((x)/(2)) fo each of the following. cosx=(5)/(13),x is in the first quadrant. cosx=(3)/(7) sinx=(40)/(41),x is in the second quadrant. sinx

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