Math, asked by rishabh4178, 3 months ago

Find the value of sin (-240°) + cos 210°.

Answers

Answered by vasanth796

1

Answer:

0

Step-by-step explanation:

=-sin(270-30) + cos(270-60)

=-cos30 + sin60

=-_/3/2 + _/3/2

= 0

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