sin² 60° - cos² 60°=?
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Answered by
11
sin^2 60- cos^2 60= 1.......
hope its help u
hope its help u
manogna105:
i think its wrong because sin²60+cos²60=1
but not sin²60-cos²60=1
I'm getting in this way
wait
1/2 right answer
(1/2)²-(√3/2)²=1/4-3/2=1-6/4=-5/4
Answered by
8
the value of sin60 is root 3 upon 2 and cos 60 is 1 upon 2
by putting value we get
the answer 1 upon 2
by putting value we get
the answer 1 upon 2
but there is square also
square karke value ayu
hai
right answer
I know
and thanks for supporting me
okk
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