Math, asked by priyapandey, 1 year ago

plzz give Me answer fast

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Answered by sg2544
0
heya.......
answer is here........



sin(x+y) = sin x * cos y +cos y * sin x
= 1/√5 * 3/√(10) + (2/√5)*1/√(10) 
= (1/√2)*(3/5) + (1/√2)*(2/5)
= (1/√2)*[(3/5)+(2/5)]
x+y = sin^-1(1/√2)
S0
x+y = pi/4

this may be helps you.......

priyapandey: no this is wrong
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