the real number x satisfying√x+5/1-x >1 are precisely those which satisfy
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Answer:
√x+5
≥0 ∴1−x≥0
x<1
x+5
>1−x
x+5>1+x
2
−2x
x
2
−3x−4<0
(x−4)(x+1)<0
(−1,4)
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