Question

The value of
sec 60°+cosec 30°-4 is​

Answer 1

$sec( {90}^{o} - {60}^{o} ) + cosec \: {30}^{o} - 4 \\ cosec \: {30}^{o} + cosec \: {30}^{o} - 4 \\ {cosec} \: ^{2} \: {30}^{o} - 4$

hope it helps