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Parametric Differentiation

State true or...

Question

State true or false:
If $3 x - x^{2} = 0$ , then $x = 0$ or $x = 3$ .

A

True

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B

False

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Solution

The correct option is A True
Given equation is,
$3 x - x^{2} = 0$
$∴ x (x - 3) = 0$
$∴ x = 0, x - 3 = 0$
$∴ x = 0, 3$

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