solve all with process
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(3p+2)(3p-2)(9p²+4).
(3p+2)(3p-2).
It is in the form of (a+b)(a-b)=a²-b² where a=3p & b=2.
(3p+2)(3p-2)=(3p)²-(2)².
=9p²-4.
(9p²+4)(9p²-4).
Again it is in the form of (a+b)(a-b)=a²-b² where a=9p² & b=4.
(9p²+4)(9p²-4)=(9p²)²-(4)².
=81p⁴-16.
Sorry I didn't understand other questions.
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