Math, asked by khushikhan82764, 5 months ago

(ii)
cos 60º = cosa² 30º – sin² 30°

Answers

Answered by mekushwaha1985

0

Answer:

cos 60 coda 30 since 30 joihjvuftzgjdtfjfrgtd

7hcjyfigyhhvy

ghjjgjvnf

hjhjgd

hhh

ui

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