tinacalderon4557 tinacalderon4557

10-05-2022
Mathematics

contestada

Write the expression as a sine or cosine of angle sin pi/5 cos pi/2 + sin pi/2 cos pi/5

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zrh2sfo zrh2sfo

10-05-2022

Answer:

(cos(π) sin(π))/(2 5) + (cos(π) sin(π))/(5 2) = 1/5 cosh(i π) cos(-π/2)

Step-by-step explanation:

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Cestrada5450 Cestrada5450

24-05-2022

Answer:

sin 7π/10

Step-by-step explanation:

Answer Link

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