1 statment says X^2 != 4
means X !=2 or -2
For |X+2|= 4....If X !=2 means its X= -6 ---suff
2nd statment X^2= 36 means X= 6 ---- suff
Hence C
!= not equal to
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Source: Beat The GMAT — Data Sufficiency |
mod(x+2)=4 <-> x+2=4 or -x-2=4 <-> x=2 or x=-6
(1) says that x cannot be 2 or -2, so the answer is x=-6, SUFF
(2) says that x must be 6 or -6, so answer is x=-6, SUFF
Answer D
(1) says that x cannot be 2 or -2, so the answer is x=-6, SUFF
(2) says that x must be 6 or -6, so answer is x=-6, SUFF
Answer D
