If x > 0, is x^2 < x ?
(1) 0.1 < x < 0.4
(2) x^3 < x^2
inequalities
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- Morgoth
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Statement (1)beater wrote:If x > 0, is x^2 < x ?
(1) 0.1 < x < 0.4
(2) x^3 < x^2
0.1 < x < 0.4
If fractions are taken
x^2 will always be less than x. Sufficient.
Statement (2)
if x>0
only way x^3 < x^2 is when 0<x<1
therefore, x^2<x. Sufficient.
Thus, D.
OA?