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KhanAcademyExercises

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New exercises from Khan Academy 2019-12-06T13:46:57.421762
Updated: 36 min 29 sec ago

Tangents to polar curves

Mon, 2019-10-28 16:44
Practice tangent lines of functions defined with polar coordinates.

Describing graphs

Mon, 2019-10-28 10:51
Tests terminology.

Selection and genetic drift

Mon, 2019-10-28 10:33
Test your knowledge on selection and genetic drift!

Interpret a quadratic graph

Fri, 2019-10-25 20:14
Practice interpreting what the features of a graph representing a quadratic relationship mean in terms of a given context.

Ratio tables

Fri, 2019-10-25 16:31
Practice filling out tables of equivalent ratios.

Evaluating expressions with one variable

Thu, 2019-10-24 19:56
Practice plugging in a value for the variable in an equation. These are introductory problems, so the expressions aren't too complicated.

Short-run production costs

Wed, 2019-10-23 16:10
Practice what you have learned about short-run production costs in this exercise.

The Red Scare

Wed, 2019-10-23 15:03
Test your knowledge on the Red Scare!

Similarity & transformations

Tue, 2019-10-22 19:31
Given two polygons, try to map one onto the other using angle-preserving transformations, and determine whether they are similar.

Systems of equations word problems capstone

Tue, 2019-10-22 17:59
Solve word problems that involve systems of equations, where there can either be a single solution, no solution, or infinite solutions.

Multi-digit division

Mon, 2019-10-21 21:33
Practice dividing multi-digit whole numbers. These problems use remainders.

The Cold War (1945-1980)

Mon, 2019-10-21 20:12
Test your knowledge on the Cold War era!

Markets, property rights, and the law of demand

Mon, 2019-10-21 18:56
Practice what you have learned so far in this lesson. Topics include the role of property rights in markets, the income effect, and the substitution effect.

Total Utility and Marginal Utility

Mon, 2019-10-21 18:46
Practice what you've learned about total utility, marginal utility, and the law of diminishing marginal utility in this exercise. 

Equivalent ratio word problems (basic)

Mon, 2019-10-21 18:33
Solve equivalent ratio word problems.  The numbers used are small enough to solve using discrete diagrams.

Finding the critical value z* for a desired confidence level

Mon, 2019-10-21 18:28
Practice finding the critical value z* for some given confidence level.

Electron configurations

Mon, 2019-10-21 16:25
Practice writing electron configurations

Evaluate expressions with parentheses

Fri, 2019-10-18 20:18
Evaluate multi-step expressions with parentheses.  Place parentheses in an expression to make the expression equivalent to a given number.

Area and the distributive property

Fri, 2019-10-18 18:38
Use area models to represent the distributive property in finding area of rectangles.

Rules that relate 2 variables

Fri, 2019-10-18 15:01
Identify the rule that describes the relationship between the x- and y-coordinates in a table or set of coordinates.

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