Question

x-z : y-z = x square : y square
$b + c \div a = c + a \div b = a + b \div c prove \: tht \: ech \: rtio = - 1$
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Answer 1

Step-by-step explanation:

x-z : y-z = x square : y square

$b + c \div a = c + a \div b = a + b \div c prove \: tht \: ech \: rtio = - 1$