Question

write the value of sin²24degree-sin⁶​

Answer 1

Answer:

sin2+sin4+...sin180

=

90

1

(sin2+sin4+...+sin88+1)

=

90

1

(

sin

2

2

sin

2

44.2

sin(2+

2

43.2

)+1)=

90

1

(

sin1

sin44sin45

+1)

=

90

1

sin1

cos1

=

90

1

cot1