Question

12(x-4y)²-17(x-2y)+6​

Answer 1

Answer:

12x²-96xy+192y²-17x+34y+6

Step-by-step explanation:

12(x-4y)(x-4y)-17(x-2y)+6

12{x(x-4y)-4y(x-4y)-17(x-2y)

12{x²-4xy-4y(x-4y)}-17(x-2y)+6

12(x²-4xy-4xy+16y²)-17(x-2y)+6

12(x²-8xy+16y²)-17(x-2y)+6

12x²-96xy+192y²-17(x-2y)+6

ANS: 12x²-96xy192y²-17x+34y+6

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