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How do I evaluate tan 2 beta in simplest radical form, if tan beta = 3/5 ?

2006-12-11 11:14:25 · 1 answers · asked by chan O 1 in Science & Mathematics ➔ Mathematics

1 answers

tan 2 beta = 2tan beta / (1 - tan^2 beta) = 2 * 3/5 / (1 - (3/5)^2)
= 15 / 8

2006-12-11 11:19:50 · answer #1 · answered by James Chan 4 · 1⤊ 0⤋

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