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If x+y=10 and x-y=4,find the value of x*x-y*y

If x+y=10 and x-y=4,find the value of x*x-y*y
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If x+y=10 and x-y=4,find the value of x*x-y*y

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User Jrcalabrese
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7.7k points

1 Answer

2 votes
Hi,

x^2-y^2=(x+y)*(x-y)=10*4=40
answered
User Macon
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7.8k points
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