The equation \\sqrt{x+10}-{6}/{\\sqrt{x+10}=5 has

Correct Answer is : an extraneous root between −10 and −6

an extraneous root between -5 and -1

an extraneous root between -10 and -6

a real root between 20 and 25 [An extraneous root means a root which does not satisfy the equation.]

CDS Model Paper 2 Mathematics

Question : 43 of 100

Marks: +1, -0

The equation √x+10−

√x+10

=5 has

an extraneous root between −5 and −1
an extraneous root between −10 and −6
two extraneous roots
a real root between 20 and 25
[An extraneous root means a root which does not satisfy the equation.]

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