3 years ago

(k) 1 + tan 4A . tan 2A = sec 4A.

Mathematics

2 answers:

Vlad [161]3 years ago

6 0

it was a long proof...

follow the caption and steps and you'll understand it

Vsevolod [243]3 years ago

6 0

proved...

Step-by-step explanation:

this is too easy method to solve this problem

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