Question

if (x+y):(x-y)=4:1 then find the ratio (x²+y²):(x²-y²)​

Answer 1

Answer:

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Answer 2

Answer:

hm!

Step-by-step explanation:

x+y / x-y = 4/1

we, do cross multiply

1(x+y) = 4(x-y)

1x+1y = 4x-4y

1x-4x = -4y-1y

-3x = 5y

so, -3x:5y

X2+y2 : x2-y2

= (9+25) : (9-25)

= 410 : 16

so, the Answer is 410 : 16

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