Question

What is the value of (I-tan^2 45)/(1 + tan^2 45)​

Answer 1

Answer:

(1-tan²45)/(1+tan²45)

put the value of tan45° = 1

{(1-(1)²)} / {(1+(1)²)}

1-1/1+1

0/2 = 0

Your answer is 0

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