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:
56
Step-by-step explanation:
Good morning ☕️
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Step-by-step explanation:
Look at the photo below for the answer.
:)
Answer:
4
Step-by-step explanation: