Physics, asked by 2013719sin, 10 months ago

Cos 150° find the answer plz​

Answers

Answered by kikibuji
1

Answer:

cos150=cos(180-30)=cos 30=-√3/2

Answered by Anonymous
2

Answer:

cos 150⁰ = cos 180⁰ - 30⁰

=

\sqrt{3 \div 2}

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