(- x + 2)(x - 3) = 0 হলে x এর মান কত?

A - 2 অথবা - 3

B 2 অথবা 3

C - 2 অথবা 3

D 2 অথবা - 3

Solution

Correct Answer: Option B

(- x + 2)(x - 3) = 0

হয়, (- x + 2) = 0
⇒ - x = - 2
⇒ x = 2

অথবা, x - 3 = 0
⇒ x = 3

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