CQ (100)
Q15.
=
?
The value of
1-tan-(45°-A)
1+tan-(45°-A)
Answers
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0
Answer:
Step-by-step explanation:
=1-tan square 45 degree/1+tan square 45
=1-1square/1+1square
=1-1/1+1
=0/2
=0 [tan45=1]
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