Math, asked by dilipkakoti897, 8 months ago

sin²30°+cos²60°-tan²45°=-1/2

Answers

Answered by ibolbam

3

Tan 45° = 1

sin 30° = 1 / 2

cos 60° = 1 / 2

sec30° = 2/ √3

( 1 ) ² - ( 1/2)² + ( 1/2)²- ( 2/ √3)²

1 - 1 / 4 + 1 / 4 - 4 / 3

1 - 4 / 3

-1 / 3""""

Answered by Anonymous

1

Answer:

answer will be -1/3 .....

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