Domain of following? (b)y = √xsinx(c)y = Sin-1((1+x2)/(2x))
Mohammad Kavish , 9 Years ago
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Algebra> Domain of following? (b) y = √xsinx (c) y...
1 AnswersY RAJYALAKSHMI
Last Activity: 9 Years ago
b) sinx is defined for all real x; and root x is defined for x >= 0; Domain is x >=0
c) y = sin-1(1+x2)/2x ie
siny = (1+x2)/2x
since sinx lies between -1 & 1, –12)/2x
On solving we get x lies between -1 & 1 and x # 0
Domain: x = (–1, 1) and x # 0
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