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(sin30° + cos30°) – (sin 60° …

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(sin30° + cos30°) – (sin 60° + cos60°)

Posted by Siddharth Jangid 4 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 4 years, 5 months ago

(sin30+cos30) - (sin60+cos60)

sin30 = 1/2

sin60= √3/2

cos30= √3/2

cos60= 1/2

= (1/2+√3/2) - (√3/2+1/2)

=1+√3/2 - √3+1/2

= 1+1+√3-√3 /2

= 2/2

= 1

1Thank You

ANSWER

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CBSE > Class 10 > Mathematics