Question

Expand the following expression by using appropriate formula.
i) (x+2y+z)×(x+2y+z)
ii) (2x+3y-4z)×(2x+3y-4z)
iii(2/3a+3/2b-6c)(2/3a+3/2b-6c)
plz say fast...​

Answer 1

Answer:

please check this....

Answer 2

Step-by-step explanation:

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