Question

Tan square 45°.+2 tan 60°=

Answer 1

Solution:

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i) tan 45° = 1

ii) tan 60° = √3

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Now ,

tan² 45° + 2 tan 60°

= 1² + 2× √3

= 1 + 2√3

•••••

Answer 2

tan²60° +cot²45° -sin30°

=>√3² +1² -1/2

=> 3+1 -1/2

=> 4-1/2 = 7/2

Hope it helps