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KhanAcademyExercises

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New exercises from Khan Academy 2019-09-19T16:56:25.030806
URL: http://khanacademy.org
Atualizado: 2 horas 5 minutos atrás

Zeros of polynomials (multiplicity)

qui, 2019-09-19 16:56
Relate polynomials to their graphs, where the polynomials have zeros with multiplicity greater than 1.

Identify equations from visual models (tape diagrams)

qui, 2019-09-19 14:40
Identify the equation represented by a tape diagram. Then, solve for the unknown in the equation.

Valid claims

qui, 2019-09-19 14:35
Practice figuring out whether we took a random sample and whether we're able to draw valid conclusions from our data.

Slope from graph

qui, 2019-09-19 13:32
Find the slope of a line on the coordinate plane.

Ancient Mesopotamia

qua, 2019-09-18 20:58
Practice your skills with a quiz on ancient Mesopotamia!

Hundreds, tens, and ones

qua, 2019-09-18 20:53
Practice thinking about place value of 3-digit numbers as hundreds, tens, and ones.

Jefferson, Monticello

qua, 2019-09-18 20:50
This quiz is for the essay Jefferson, Monticello.

Numbers to 120

qua, 2019-09-18 20:30
Practice finding missing numbers in a list of numbers between 0 and 120.

Using the mean value theorem

qua, 2019-09-18 20:00
Practice using the mean value theorem.

Increasing & decreasing intervals

qua, 2019-09-18 19:49
Find the intervals in which a function (given algebraically) is increasing or decreasing.

Equal groups

qua, 2019-09-18 19:22

Analyze concavity

ter, 2019-09-17 20:49
Find intervals where a function (given algebraically) is concave up or down.

Tangents to graphs of implicit relations

ter, 2019-09-17 20:22
Find points on implicit curves where the tangent line is horizontal or vertical.

Special right triangles

ter, 2019-09-17 19:45
Use your knowledge of 30-60-90 and 45-45-90 triangles to solve some problems.

Two-step equations

ter, 2019-09-17 16:38
Practice solving equations that take two steps to solve. For example, solve  -16 = x/4 + 2.

Optimization

ter, 2019-09-17 07:44
Practice those optimization skills!

Making inferences from random samples

seg, 2019-09-16 20:55
Given a random sample, practice figuring out what can we reasonably infer about the entire population?

Relative minima & maxima

seg, 2019-09-16 18:05
Practice finding relative minima and maxima of functions given algebraically.

Absolute minima & maxima (entire domain)

seg, 2019-09-16 18:00
Find absolute minimum/maximum points of continuous functions over their entire domain.

Fractions of different wholes

seg, 2019-09-16 17:37
Compare two fractions based on the whole that each one refers to.

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