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# What is the value of |m|?

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Math Expert
Joined: 02 Sep 2009
Posts: 41892

Kudos [?]: 129035 [0], given: 12187

What is the value of |m|? [#permalink]

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25 Sep 2017, 00:01
00:00

Difficulty:

35% (medium)

Question Stats:

71% (00:13) correct 29% (00:12) wrong based on 20 sessions

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What is the value of |m|?

(1) m^3 = –8
(2) m^2 = 4
[Reveal] Spoiler: OA

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Kudos [?]: 129035 [0], given: 12187

BSchool Forum Moderator
Joined: 26 Feb 2016
Posts: 1465

Kudos [?]: 596 [0], given: 16

Location: India
WE: Sales (Retail)
Re: What is the value of |m|? [#permalink]

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25 Sep 2017, 03:03
What is the value of |m|?

(1) m^3 = –8
This is possible when m=-2
However, since the value of |m| has been asked, it must be 2(Sufficient)
(2) m^2 = 4
This is possible when m=+2/-2
However, the value of |m| is always 2(Sufficient) (Option D)

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Kudos [?]: 596 [0], given: 16

Re: What is the value of |m|?   [#permalink] 25 Sep 2017, 03:03
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