solve this. sinsquare33 + sinsquare67
Attachments:
Answers
Answered by
1
hello
sin^233°+sin^2(90-33)
sin^233°+cos^233°
1
karthiknayak11:
i didn't understand this coz . you mentioned that 90-67 is 33. but it is 27. i.e cos^2 27?
Answered by
1
sin^2 33 + sin^2 67 =
33+67= 100
sin^2 33 + sin^2 [100-33]
=1
tq
Similar questions