Mathematics, 04.12.2020 20:00 AdoNice
Use trigonometric identities to simplify each expression.
a) (1 + cos(x))(1 – cos(x))
b) 1/tan^2(x) – 1/cos^2(x)
c) sec^2(π/2 – x ) [sin2(x) – sin4(x)]
Answers: 1
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Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol
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Use trigonometric identities to simplify each expression.
a) (1 + cos(x))(1 – cos(x))
b) 1/t...
b) 1/t...
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