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(Sin 30 degree +Cos 30 degree)-(Sin …

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(Sin 30 degree +Cos 30 degree)-(Sin 60 degree + Cos 60 degree) Plz give me answer tomorrow is my online exam??

Posted by Rohan Patil 4 years, 2 months ago

CBSE > Class 10 > Mathematics

3 answers

Atul Kumar 4 years, 2 months ago

Sin 30°=1/2. Cos 30°=√3/2. Sin 60°=√3/2. Cos 60°=0. {Sin 30°+Cos 30°} - {Sin 60°+Cos 60°} = 1/2+ √3/2 - √3/2 + 0 Cancelling both the plus and minus √3/2. That is 1/2.

2Thank You

Haasiny Yadav 4 years, 2 months ago

Cos 90 degree

2Thank You

Avneet Kaur 4 years, 2 months ago

Try by urself

3Thank You

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CBSE > Class 10 > Mathematics