Math, asked by ayush7170, 9 months ago

cos 10Xcos 2 Oxcos 3 OX........Xcos 180 O is equal to :

Answers

Answered by pavanivinaya

0

Answer:

=cos 10x cos20x.....xcos90x....xcos 180

=cos 10xcos20 x...0x...xcos180

=0

Step-by-step explanation:

the valu is 0 because cos 90 is zero. So multiplication of any number by 0 is zero.

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