Chalkset

Study sets that write a new problem every time.

The practice app needs JavaScript. The written guides do not — start here:

1.1 Introduction to ODEs & Direction Fields
1.2 Solutions to Some ODEs
1.3 Classification of Differential Equations
2.1 First-Order Linear Equations
2.2 Separable Equations
2.3 Modeling with First-Order ODEs
2.4 Existence & Uniqueness (first order)
2.5 Population Dynamics
2.7 Euler Methods
3.1 Linear Homogeneous 2nd-Order ODEs
3.2 Linear Independence & the Wronskian
3.3 Complex Roots
3.4 Repeated Roots
3.5 Method of Undetermined Coefficients
3.7 Free Mechanical Vibrations
3.8 Forced Mechanical Vibrations
6.1 Laplace Transforms
6.2 Solving IVPs with Laplace Transforms
6.3 Step Functions
6.4 Discontinuous Forcing Functions
7.1 Linear Systems of ODEs
7.2 Linear Algebra Review
7.3 Eigenvalues and Eigenvectors
7.5 Homogeneous Linear Systems
7.6 Complex Eigenvalues
7.7 Repeated Eigenvalues
1.1 Life, Domains and the Cell
1.2 Atoms, Bonds and the Chemistry of Water
1.3 The Four Macromolecules
1.4 Membrane Structure and Transport
1.5 Organelles and the Endomembrane System
1.6 Cell Communication and Cell Junctions
2.1 DNA Structure and Replication
2.2 Transcription, Translation and the Genetic Code
2.3 Mutations, Gene Regulation and Biotechnology
2.4 The Cell Cycle, Mitosis and Meiosis
2.5 Mendelian Genetics and Inheritance Patterns
3.1 Energy, Enzymes and ATP
3.2 Cellular Respiration and Fermentation
3.3 Photosynthesis
3.4 Viruses
1.1 The Science of Psychology
1.2 Research Methods and Statistics
1.3 Biology and Behaviour
1.4 Sensation and Perception
2.1 Consciousness, Sleep and Drugs
2.2 Learning
2.3 Memory
3.1 Thinking, Language and Intelligence
3.2 Motivation and Emotion
3.3 Lifespan Development
3.4 Personality
4.1 Social Psychology
4.2 Stress and Health Psychology
4.3 Psychological Disorders
4.4 Therapy