Math, asked by harryson0990op, 6 months ago

find tan 2a if tan a=1/4

Answers

Answered by Anonymous

0

Answer:

» tan a = 1/4

» tan2a = (tan a + tan a) / (1 - tan²a)

= 1/2 / (1 - 1/16)

= 1/2 / 15/16

= 8/15

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