Question

if P=131 then (p-1)(p+1) is​

Answer 1

Answer:

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Step-by-step explanation:

p=131

(p-1)(p+1)=(131-1)(131+1)

=(130)(132)

=17160

Answer 2

Answer:

P=131

and,(a-b)(a+b)

a square minus b square

(131) square-(1) square

17161 -1

17160 ans.