Question

( y-4)^2 find product ​

Answer 1

(y-4)²

= (y-4)(y-4)

= y²-4y-4y+16

= y²-8y+16

Answer 2

Answer:

(y-4)²= y² - 2*y*4 + (4)²

        = y² - 8y + 16

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