pokemontrainer720 pokemontrainer720

10-06-2021
Mathematics

contestada

(40 points)

Which of the following are trigonometric identities?
Choose all correct answers.

sec²x - tan²x = 1
tan²x - sec²x = 1
sin²x + cos²x = 1
sec²x + csc²x = 1

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Wallind123 Wallind123

10-06-2021

Answer:

sec²x - tan²x = 1

sin²x + cos²x = 1

These two among the following are correct trigonometric identities.

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Аноним Аноним

10-06-2021

Answer:

[tex] { \sec}^{2} x - { \tan}^{2} x = 1 \\ \\ { \sin}^{2} x + { \cos }^{2} x = 1[/tex]

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