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যদি φ(z)=y sinz +v এবং  ψ(w)=sin-1(yw2+y2)-1 হয়, তবে φ(ψ(u2)) এর মান হলো-
(u4+y)-1+v
ysin-1(u2+y2)+v
ysin y(u2+y)+v
(u4+y)-2+v
(u4+y)-1+v
ANS : 1
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