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Luba_88 [7]
2 years ago
12

If the equation yx = zx is true, when yx is positive, x /= 0, and z is

Mathematics
1 answer:
denis23 [38]2 years ago
5 0

Answer: negative

Step-by-step explanation:

With yx = zx, then by the Multiplicative Property of Equality, y = z. Since z is a negative integer, then y is also a negative integer. Since yx is positive, with y equal to a negative integer, then x is negative.

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Step-by-step explanation:

Hey, there!!

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We define cardinality of set as the no. of elements present in set.

It contains 2 no. of elements.

so, its cardinality is n(C) is 2.

<em><u>Hope</u></em><em><u> </u></em><em><u>it helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>

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Step-by-step explanation:

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