Cos (5pi/4)-sin (5pi/4)+tan (11pi/4)-cot (11pi/4) ?? Share with your friends Share 1 Manbar Singh answered this cos5π4 - sin5π4 + tan11π4 - cot11π4=cosπ+π4 - sinπ+π4 + tan3π-π4 - cot3π-π4=-cosπ4 + sinπ4-tanπ4 + cotπ4=-12 + 12 - 1 + 1=0 3 View Full Answer
