Check whether (x + 1)² = 2(x − 3) is a quadratic equation.
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Board Exam 20244 Marks
State the fundamental principles and key formulas for Probability, and solve a standard 4-mark examination question.
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1. Write down all given parameters and state applicable definitions.
2. Substitute into the master formula for Probability.
3. Evaluate step-by-step to obtain final answer.