using proper identities find the products:-
(1) (2x-y+3) (2x-y-3)
(2) (3x+y-5) (3x-y-5)
(3) (2x+3y+4z) (4x²+9y²+16z²-16xy-12yz-8zx)
Aartikumari1:
kya 1 question me -3 bhi hai ya phir +3
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