Evaluate the following limit: limit as x rightwards arrow 0 of fraction numerator 2 cos left parenthesis 5 x right parenthesis minus 2 over denominator 3 x end fraction. limit as x rightwards arrow 0 of fraction numerator 2 cos left parenthesis 5 x right parenthesis minus 2 over denominator 3 x end fraction equals 2 over 3 limit as x rightwards arrow 0 of fraction numerator 2 cos left parenthesis 5 x right parenthesis minus 2 over denominator 3 x end fraction equals 0 limit as x rightwards arrow 0 of fraction numerator 2 cos left parenthesis 5 x right parenthesis minus 2 over denominator 3 x end fraction equals 10 over 3 limit as x rightwards arrow 0 of fraction numerator 2 cos left parenthesis 5 x right parenthesis minus 2 over denominator 3 x end fraction equals 8 over 3