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Question

Which of the following values of x does the equation x25x+6=0 hold true?



A

3 values

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B

2 values

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C
1 value
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D
All values
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Solution

The correct options are
B

2 values


C 1 value

An equation cannot be true for all values of its variables. 
x25x+6=0

Factorizing x25x+6, we get: (x2)(x3)
(x2)(x3)=0
So, x=2 and x=3
Here the equation is true for only 2 values of its variable x.


Mathematics

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