Question

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Answer 1

Answer:

REFER THE PIC

Step-by-step explanation:

OR

Given equation ∣∣x−1∣+a∣=4

∣x−1∣+a=±4

⇒∣x−1∣=4−a or −4−a.

∴ for real x,

4−a≥0 or −4−a≥0.

⇒a≤4 or a≤−4

Hence,(-infinity,4); (- infinity,-4); (-4,4) satisfies above inequalities

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Answer 2

Step-by-step explanation:

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