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If x and y lie in first quadrant, sinx + cosy = 2, what is the value of x + y ? |
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Answer» ong>Answer: 90 Step-by-step explanation: For SIN x + cos y to be equal to 2, values of sin x and cos y should be MAXIMUM i. e. 1 each Sin 90 DEGREES = 1 Cos 0 degree=1 Therefore x= 90 and y= 0 Hence x+y= 90+0= 90 |
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