Guides ยท Math
Derivatives Basics
Rate of change
A derivative gives the instantaneous rate of change of a function, computed via limits or rules, and used to find slopes, optimize, and model change.
- derivative
- slope
- rate of change
- limits
- optimization
Define
Derivative is limit of change in output over change in input.
Compute
Use power/product/chain rules or basic limits.
Apply
Find slopes, optimize maxima/minima, and model dynamics.
Keep Exploring
Guides
Interpreting Statistics
Statistics become more useful when you read averages, spread, sample size, and uncertainty together instead of in isolation.
Why it matters
Numeracy
Numeracy is the practical ability to read numbers, compare claims, and make better everyday decisions.
Guides
Mental Math Techniques
Mental math gets easier when you break numbers apart, round strategically, and reuse familiar patterns.
Guides
Understanding Probabilities
Probability becomes more intuitive once independence, uncertainty, and expected value are tied to real decisions.