Question

PART-A-( Section-I)
Mks
If sin( X+Y) = cos( X-Y)= 1, find the value of X and Y
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Answer 1

Answer:

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Answer 2

Answer:

the value of X and yis 45 degree

Step-by-step explanation:

sin( X+y) = 1 means X+y = 90°

and cos(x-y)= 0 means x-y= 0