Me
if m. sins^2a - n. cos^2a = m-n then prove m. sin^4a + n. cos^4a = mn/m+n...
Mathematics, 21.09.2019 16:30 12375819
Me
if m. sins^2a - n. cos^2a = m-n then prove m. sin^4a + n. cos^4a = mn/m+n
Answers: 2
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