Show that sin2 18 + sin2 9 + sin2 7 18 + sin2 4 9 = 2​

Question

Show that sin2

18 + sin2

9

+ sin2 7

18 + sin2 4

9

= 2​

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Amelia 3 weeks 2021-10-01T21:54:49+00:00 1 Answer 0 views 0

Answers ( )

    0
    2021-10-01T21:56:42+00:00

    Srry i couldnt get what is is this question sorry.

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