Question

i am writing here all que plz give me here one by one i will be writing here only ok...

que 1)12x - [3X -2y {y-2(x-2x+y)}]

que 2) 10x^2-3(y^2-x^2 -z^2)-2 {(x^2-y^2+ z^2) - z^2+ y^2}

que 3) multiply:1) x+2 by -3x +5y

que 4) multiply: a+2b by a-2b

que 5) multiply: 2x+3y by 5x -6y

que 6) multiply: 4x^2-5y^2 by 2xy +3

plz give me the ans step by step everything...​

Answer 1

Answer:

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Answer 2

Answer:

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