2I2x-1I-8=18

l2x-1l=13

lf(x)l=a gives f(x)=-a or f(x)=a

Hence, 2x-1=-13 or 2x-1=13

so, x=-6 or x=-7

Hence, b.

……………………………………………………………………..

|4x-6|>14

4x-6>14 or 4x-6<14

x>5 or x<-2

Hence, B. x<-2 or x>5

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