Differential Equations
Substitution u=xy2
Open question & worked solutionFree practice / JC2 H2 Maths Prelim
Hwa Chong Institution — JC2 H2 Maths Prelim Questions & Worked Solutions
Choose a question, attempt it on paper, then compare your working with the step-by-step solution.
15 questionsWorked solutionsFree to access
Questions & worked solutions
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Differentiation & Applications
Apps of differentiation
Open question & worked solutionGraphs & Transformations
Transformation to 1/f(x)
Open question & worked solutionIntegration Techniques
IBP: (2x-1) cos x; modulus
Open question & worked solutionSummation of Series
Riemann sum limit
Open question & worked solutionApplications of Integration
Area; vol. about y-axis
Open question & worked solutionCorrelation & Regression
PMCC; scatter diagram
Open question & worked solutionDiscrete Random Variables
Advanced multi-part DRV
Open question & worked solutionGraphs & Transformations
Parametric and hyperbola
Open question & worked solutionHypothesis Testing
Mean; conclusion change
Open question & worked solutionNormal Distribution
Comprehensive normal
Open question & worked solutionPermutations & Combinations
INSPIRATION word arrang.
Open question & worked solutionProbability
Bayes; medical screening
Open question & worked solutionComplex Numbers
Quartic roots via conjugate pairs and even symmetry, plus reciprocal-root substitution.
Open question & worked solutionVectors
Perpendicular lines, line intersection, plane through three points, foot of perpendicular, and circle area.
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