ALG Math Solver

The app is intended for students and engineers and anyone who uses mathematical calculations in their studies or work.
It contains more than 100 calculators for solving step-by-step various problems in linear algebra, matrix calculations, analytical geometry, elementary geometry, systems of linear equations, quadratic equations and much more. Each calculator contains a small theory on a specific task.
The program, using the necessary formulas, will perform step-by-step calculations and display a detailed solution.
This app also includes a random number generator to quickly create sample expressions with random numbers.
The application performs the following operations:
Matrix operations, Determinants
	Matrix addition
	Matrix subtraction
	Matrix multiplication
	Matrix multiplication by scalar
	Matrix transpose
	Matrix square
	Determinant: Sarrus method
	Determinant: Laplace method
	Invertible matrix
Vector Calculus
	Vector Length
	Vector coordinates by two points
	Vectors addition
	Vectors subtraction
	Scalar and vector multiplication
	Scalar product of vectors
	Cross product of vectors
	Mixed triple product
	Angle between two vectors
	Projection of a vector onto another vector
	Direction cosines
	Collinear vectors
	Orthogonal vectors
	Coplanar vectors
	Area of triangle formed by vectors
	Area of a parallelogram formed by vectors
	Volume of pyramid formed by vectors
	Volume of a parallelepiped formed by vectors
Analytic geometry, 2D
	General equation of a straight line
	Slope equation of a straight line
	Line equation in segments
	Polar parameters of the line
	Relationship between line and point
	Distance between two points
	Dividing a segment in half
	Dividing a segment in a given ratio
	Triangle area
	Condition under which three points lie on the same line
	Condition of parallel lines
	Two lines are perpendicular
	Angle between two lines
	Bunch of lines
	Relationship between a line and a pair of points
	Point to line distance
Analytic geometry, 3D:
	Equation of a plane
	Condition for parallel planes
	Condition for perpendicular planes
	Angle between two planes
	Segments on axes
	Equation of a plane in segments
	Relationship between a plane and a pair of points
	Point to plane distance
	Polar parameters of the plane
	Normal Equation of a Plane
	Reducing the plane equation to normal form
	Equations of a line in space
	Canonical equation of a straight line
	Parametric equations of a straight line
	Direction vectors
	Angles between line and coordinate axes
	Angle between two lines
	Angle between line and plane
	Condition of parallel line and plane
	Condition of perpendicularity of a line and a plane
Elementary Geometry, plane:
	Triangle area
	Median of triangle
	Triangle height
	Pythagorean theorem
	Radius of a circle circumscribing a triangle
	Radius of a circle inscribed in a triangle
	Area of a parallelogram
	Area of a rectangle
	Square area
	Trapezoid area
	Rhombus area
	Circle area
	Sector area
	Length of the arc of a circle
Elementary Geometry, space:
	Parallelepiped volume
	Cuboid volume
	Cube volume
	Pyramid lateral surface area
	Pyramid total surface area
	Pyramid volume
	Truncated pyramid lateral surface area
	Truncated pyramid total surface area
	Truncated pyramid volume
	Cylinder lateral surface area
	Cylinder total area
	Cylinder volume
	Cone lateral surface area
	Cone total surface area
	Cone volume
	Sphere surface area
	Sphere volume
System of linear equations:
	Substitution method
	Cramer's method
	Invertible matrix method
Algebra:
	Quadratic Equations
	Biquadratic Equations
	Arithmetic progression, sum of the first n members
	Arithmetic progression, finding n-th term
	Geometric progression, sum
    Geometric progression, finding n-th term
	Greatest Common Divisor
	Least Common Multiple
The application is being actively developed and supplemented with new calculators. Keep for updates!