Science, asked by shaluwadhwa2236, 7 months ago

is cos (a-b)= cos a-cos b
state true or false

Answers

Answered by sayangayan4976

0

Explanation:

here it is I hope this will help

Attachments:

Answered by singhv98334

0

Answer:

this is true

Explanation:

cos(a_b)=cosa_ cosb
We multiply
cosa_ cosb

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