Question

The value of sin² 30°+cos² 45°+4cot²60°-2sin²90°is

Answer 1

=sin²30°+cos² 45+4cot²60°-2sin²90°

= (1/2)² + (1/√2)² + 4(1/√3)² - 2(1)²

= 1/4 + 1/2 + 4/3 -2

= 3+6+16-24/12

= 1/12

Answer 2

Answer:

here is your answer.

hope it helps