In a class the teacher said the equation $x^{2}$ -16 will only have one solution i.e, 4. Is the teacher statement true or false?

True

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False

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Solution

The correct option is B
False

$x^{2}$ - 16 = 0

$x^{2}$ = 16

$x = \sqrt{1} 6$

$x$ = +4 or $x$ = -4

Every quadratic equation will have 2 roots, and the roots of above equation will be 4, -4

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In a class the teacher said the equation x2-16 will only have one solution i.e, 4. Is the teacher statement true or false?

The correct option is B False x2 - 16 = 0 x2= 16 x=√16 x = +4 or x = -4 Every quadratic equation will have 2 roots, and the roots of above equation will be 4, -4

In a class the teacher said the equation $x^{2}$ -16 will only have one solution i.e, 4. Is the teacher statement true or false?

The correct option is B
False

$x^{2}$ - 16 = 0

$x^{2}$ = 16

$x = \sqrt{1} 6$

$x$ = +4 or $x$ = -4

Every quadratic equation will have 2 roots, and the roots of above equation will be 4, -4