18 sec^2 A - 18 tan^2 A
Answers
Answered by
1
Answer:
18
Step-by-step explanation:
18(sec^2A-tan^2A)=
18(1+tan^2A-tan^2A)=18
Answered by
1
Answer:
18
Step-by-step explanation:
18 sec^2 A - 18 tan^2 A
=18*(sec^2 A - tan^2 A)
=18*1
=18
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