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Rani Abbakkadevi

How many vari...

Question

How many variables are there in the expression (xy + 5)?

A

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B

1

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C

2

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D

3

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Solution

The correct option is C 2
Variables are the unknown quantities which can be denoted by the letters such as x. The value of a variable is not fixed.
In the given expression, x and y are variables and 5 is constant.

$∴$ Number of variables in the given expression = 2

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