expand using the identity:(y-10) ^2​

Answers 2

Answer:

identity: (a-b)^2 = a^2 +b^2 - 2ab

substituting values in the identity:

(y-10)^2 = y^2 + 10^2 - 2(10)(y)

= (y^2 + 100 - 20y) is your answer

(mark as brainliest)

y²-20y+100

Step-by-step explanation:

(y-10)²

= y²-20y+100

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