Arithmetic & Geometric Progressions
AP/GP connection: max sum and convergence
Open question & worked solutionFree practice / JC2 H2 Maths Prelim
St Andrew's 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.
11 questionsWorked solutionsFree to access
Questions & worked solutions
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Differential Equations
Particulates; separable DE
Open question & worked solutionDifferentiation & Applications
Optimisation
Open question & worked solutionFunctions
Periodic function and composite
Open question & worked solutionVectors
Skew lines; reflection; plane
Open question & worked solutionBinomial Expansion
Multi-stage binomial
Open question & worked solutionComplex Numbers
Polynomials (complex coeff.)
Open question & worked solutionCorrelation & Regression
Advanced; model selection
Open question & worked solutionRecurrence Relations
Linear recurrence: limit and GP series sum
Open question & worked solutionSummation of Series
GP series from recurrence
Open question & worked solutionComplex Numbers
Simultaneous complex equations with a modulus, plus a conjugate-point Argand argument.
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