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The value of \((0.4)^4 - (0.4)^3\) is between

M7MBA: Moderator; Posts: 2058; Joined: Sun Oct 29, 2017 4:24 am; Thanked: 1 times; Followed by:5 members

by M7MBA » Sun Dec 06, 2020 8:57 am

00:00

The value of \((0.4)^4 - (0.4)^3\) is between

A. -1 and -1/2
B. -1/2 and 0
C. 0 and 1/2
D. 1/2 and 1
E. 1 and 2

Answer: B

Source: EMPOWERgmat

Source: Beat The GMAT — Problem Solving | Sun Dec 06, 2020 8:57 am

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