Question

1.
Evaluate:
tan²60° + 4 sin²45+ 3sec²30°+ 5 cos²90/
cosec 30° + sec 60 - cot ^230°​

Answer 1

Answer:

Step-by-step explanation:

tan60=sqrt(3)

sin45=1/sqrt(2)

sec30=2/sqrt(3)

cos90=0

cosec 30=2

sec60=2

cot30=sqrt(3)

3+4+3(4/3)+5*0/2+2-3=3=7+4/1=11

Answer 2

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