evalute : 5 tan 45° + sec 45° + 2 cos 60°
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Answer:
tan 45°=1 ,sec 45°=1÷cos45°= root 2 and cos60°=1÷2
5 (1)+1 (root 2)+2 (1÷2)
5+root2+1
6+root2 is the answer
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