x, y be two acute angles, x + y < 90Â° and sin(2x - 20Â°) = cos(2y + 20Â°), the value of tan(x + y) is

x, y be two acute angles, x + y < 90Â° and sin(2x - 20Â°) = cos(2y

1.	x, y be two acute angles, x + y < 90Â° and sin(2x - 20Â°) = cos(2y + 20Â°), the value of tan(x + y) is
A.	âˆš3
B.	1/âˆš3
C.	1
D.	2+âˆš2
Answer» D. 2+âˆš2

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x, y be two acute angles, x + y < 90Â° and sin(2x - 20Â°) = cos(2y + 20Â°), the value of tan(x + y) is

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