Question

.Simplify:(x+

1

y)

a

(x-

1

y)

b

(y+

1

x)

a

(y-

1

x)

b​

Answer 1

Answer:

if

X= 1+loga bc

Y=1+ logb ca

Z=1+ logc ab

prove that XYZ = xy+yz+zx

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