Question

$x + y = 5 \: and \: x - y = 1 \: if \: 8xy ( {x + y}^{2} determine \: its \: value$
etermine its value​

Answer 1

Answer:

1200

Step-by-step explanation:

x+y=5

x-y=1

2x=6

so x=3

put x=3

3+y=5

y=2

x=3,y=2

8xy(x+y)^2 = 8(3×2)(3+2)^2 = 8(6)(25)

= 1200

Answer 2

Answer:

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