sin square 45 + cos square 45+tan square 45
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= Sin²45° + Cos²45° + tan²45°
= 1 + Sin²45°/Cos²45°
= Cos²45°+Sin²45°/Cos²45°
= 1/Cos²45°
= Sec²45°
Answered by
1
Answer:
sin²45 + cos²45 +tan²45
1 + sec²45-1
sec²45
identities
sin²θ + cos²θ=1
tan²θ+1=sec²θ
Step-by-step explanation:
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