the value of sin@-cos@=0,then the value of (sin^4@+cos^4@) is
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Answered by
3
sin@-cos@=0
=>@=180-45=135
there fore
sin^4@+cos^4@=1
=>@=180-45=135
there fore
sin^4@+cos^4@=1
seenvasreddy:
how did u get 135 and in the last 1 do u done abraka dabra
the answer can never be 1
sorry he was right
i did wrong in last step
its not abrakadabra..its a common sense
how means in second and forth quadrant sin and cos can can cancel each other if angle is multiple of 45
who was right
o sorry
other guy who gave answer
i dont like to do in larger way
Answered by
4
I hope this is helpful plssss mark my answer as brainliest
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what did u wrote
put @ = 1/2 and try
sorry its not @=1/2.@=45
ya that only
it was by mistake
its ok..its common in everyone...
well indianguy nice try dont give up
means
u tried well
ok..i made my best..thanks
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