Math, asked by june41, 1 year ago

establish the signs of the following trigonometrical ratios cos125​

Answers

Answered by AKANKSH07
1

Answer:

negative

125° lies in the second quadrant where only sin and cosec are positive and cos is negative in the second quadrant...hence the value of cos125° will be negative.....

cos125= cos (90+35)= -sin35°

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