if sin x=cosec x
find sin x+cos x and
sin x - cos x
Answers
Answered by
3
Answer :
Given,
sinx = cosecx
or, sinx = 1/sinx
or, sin²x = 1
So, x = 90°, taking the positive value only
i) sinx + cosx
= sin90° + cos90°
= 1 + 0
= 1
ii) sinx - cosx
= sin90° - cos90°
= 1 - 0
= 1
#MarkAsBrainliest
Given,
sinx = cosecx
or, sinx = 1/sinx
or, sin²x = 1
So, x = 90°, taking the positive value only
i) sinx + cosx
= sin90° + cos90°
= 1 + 0
= 1
ii) sinx - cosx
= sin90° - cos90°
= 1 - 0
= 1
#MarkAsBrainliest
Answered by
3
sin x = cosec x
sin x = 1/sin x
sin² x = 1
sin x = √1 = 1
sin x = sin 90
x = 90
××××××××××××××××××
sin x + cos x
sin 90 + cos 90
1 + 0
1
×××××××××××××××××××
sin x - cos x
sin 90 - cos 90
1 - 0
1
I hope this will help you
(-:
sin x = 1/sin x
sin² x = 1
sin x = √1 = 1
sin x = sin 90
x = 90
××××××××××××××××××
sin x + cos x
sin 90 + cos 90
1 + 0
1
×××××××××××××××××××
sin x - cos x
sin 90 - cos 90
1 - 0
1
I hope this will help you
(-:
abhi569:
Thanks for choosing a brainlist answer
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