Question

find the following product i(x+y+z)(x+y-z)
ii.(2-x)(2+x)(4+x²)
please anyone please help me​

Answer 1

Answer:

$(x + y + z)(x + y - z)$

${x }^{2} + {y}^{2} - {z}^{2} + 2xy$

Answer 2

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