【實用教育app】Math Step by Step|最夯免費app

All in one. Step by step solution.

- Geometry

- Quadratic Function

- Linear Function

- Linear System

- Math Sequences

- Algebra

- Vectors (new!!!!)

Languages: English, Deutsch, español, français, italiano, polski, português, русский, Türkçe, Nederlands

GEOMETRY

- square

- rectangle

- rhombus

- parallelogram

- triangle

- equilateral triangle

- right triangle

- isosceles triangle

- circle

- annulus

- trapezoid

- right trapezoid

- isosceles trapezoid,

- regular hexagon

- sphere

- cylinder

- cone

- regular tetrahedron

- cube

- square prism

- cuboid

- ellipse

- regular pentagon

- kite

- square pyramid

- triangular pyramid

- thales' theorem

- triangular prism

- regular triangular prism

- trigonometry

- regular octagon

- regular dodecagon

- hexagonal prism

- hexagonal pyramid

- truncated cone

QUADRATIC FUNCTION

- standard form

- vertex form

- factored form

- discriminant of the quadratic function

- real roots (zeros)

- vertex of a parabola

- intersection of the Y-Axis

- monotonicity (increasing, decreasing)

- positive and negative values (inequalities)

LINEAR FUNCTION

- slope-intercept form

- standard form

- distance between two points

- midpoint of a line segment

- line segment bisector

- parallel line

- perpendicular line

- distance from a point to a line

- equation of the line passing through 2 points

LINEAR SYSTEM

Four methods for solving systems:

- Substitution method

- Elimination method

- Graph method

- Method of determinants

MATH SEQUENCES

- properties of geometric progression: initial term, any mth term and nth term, ratio, sum of n terms, general formula

- properties of arithmetic progression: initial term, any mth term and nth term, difference, sum of n terms, general formula

- properties of geometric series: initial term, ratio, sum

ALGEBRA

- greatest common divisor (gcd)

- least common multiple (lcm)

VECTORS

- 2D and 3D

- Length of a vector

- Dot product

- Cross product

- Addition and subtraction

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