Use an identity to find the value of each expression:
sin^2 (π/9)+cos^2 (π/9)
sec^2 23°-t...
Mathematics, 15.07.2019 06:10 xojade
Use an identity to find the value of each expression:
sin^2 (π/9)+cos^2 (π/9)
sec^2 23°-tan^2 23°
Answers: 3
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