karkarisubedi karkarisubedi
  • 19-07-2021
  • Mathematics
contestada

find the value of (x+5y)' step by step

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Angelina010001
Angelina010001 Angelina010001
  • 19-07-2021

Answer:

x²+10xy+25y²

Step-by-step explanation:

(x+5y)²=(x+5y)(x+5y)=x×x+5y×x+x×5y+5y×5y=x²+5xy+5xy+25y²=x²+10xy+25y²

But it can be much easier

(a+b)²=a²+2ab+b²

Answer Link
jamicia04 jamicia04
  • 20-07-2021
Answer:
X^2 +10xy + 25y^2
Answer Link

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