Binomial Expansion
B(n,p); at-least, conditional
Open question & worked solutionFree practice / JC2 H2 Maths Prelim
Catholic Junior College — JC2 H2 Maths Prelim Questions & Worked Solutions
Choose a question, attempt it on paper, then compare your working with the step-by-step solution.
8 questionsWorked solutionsFree to access
Questions & worked solutions
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Correlation & Regression
Regression; estimate
Open question & worked solutionDiscrete Random Variables
Distribution in terms of n
Open question & worked solutionFunctions
One-to-one and composite
Open question & worked solutionGraphs & Transformations
Infer f(x) from f(|x|) and f'(x)
Open question & worked solutionNormal Distribution
Normal; percentile, P(X
Open question & worked solutionProbability
Venn; mutually exclusive
Open question & worked solutionComplex Numbers
Conjugate roots, factorising a real quartic, and trapezium area on an Argand diagram.
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