Natural number natural number positive number negative number odd even integer integer positive integer negative integer continuous number continuous integer real number rational number real number irrational number inverse complex number such as 4, 6, 8, 9, 10/2, 14, 15 ... 13, 15 ... reciprocal common divisor common multiple (minimum) common multiple (prime factor) common factor common scale, decimal scale decimal non-negative ten digits ten units single mode mode mode average median common ratio common ratio common ratio.

2. Basic mathematical concepts

Arithmetic Average Arithmetic Average Weighted Average Geometric Average Exponent, the bottom power of the power, the cube number of the bottom cube, the square root of the cube The square root of the common logarithmic digit constant variable inverse function complementary function linear once, linear factorization absolute value, such as |-32 | = 32 Roundoff rounding mathematics.

3. Basic operation

Addition, addition, subtraction, multiplication, multiplication product division divisible divisible divisor divisor factor, divisor, common divisor quotient remainder factorial factorial power exponent, the exponent is rounded to the nearest integer.

4. Algebra, Equation and Inequality

Algebraic $ TERM Algebraic terms are similar to the terms numerical coefficient literal coefficient letter coefficient inequality triangle inequality triangle inequality range original equation equivalent equation with solution equation equivalent equation linear equation (such as 5x+6=22)

Step 5 score

True Fraction True Fraction False Fraction Mixed Number with Fraction Ordinary Fraction Ordinary Fraction Ordinary Fraction Simple Fraction Complex Fraction Molecule Denominator (Minimum) Common denominator Quarter Decimal Infinite Decimal Cyclic Decimal One tenth.

put together

Union proper subset proper subset solution set solution set.

7. Series

Arithmetic progression arithmetic progression geometric progression geometric progression

8. Others

Approximate approximate clockwise (anti-) clockwise (anti-) clockwise cardinal number is directly promoted to estimates with different proportions, approximate parentheses parentheses parentheses are arranged in proportion to arrange the combination table trigonometric function trigonometric function unit, bit

Geometric geometry

1. Angle

Alternating Angle Irreversible Angle Isostatic Angle Vertical Angle Diagonal Central Angle Central Angle Central Angle External Angle Supplementary Angle Adjacent Angle Acute Angle Oblique Angle Right Angle Fillet Right Angle Angle Angle.

Step 2: Triangle

Right triangle equilateral triangle equilateral triangle isosceles triangle right triangle oblique triangle inscribed triangle.

3. Convergent plane figures, except triangles.

Semicircle Semicircle Concentric Circle Quadrilateral Quadrilateral Pentagonal Hexagonal Hexagonal Hexagonal Octagonal Octagonal Octagonal nonagon nonagon Polygonal Parallelogram Equilateral Plane Square Rectangular Regular Polygon Regular Polygon rhombic trapezoid trapezoid.

4. Other plane graphics

A parallel line segment of an arc.

5. Stereo graphics

Cubes Cubes Cubes Cubes Cubes Regular polyhedra Regular polyhedra Cylindrical Cone Spheres

6. The affiliated concept of graphics

Plane geometry Plane geometry trigonometry bisector bisector inscribed with inner tangent perpendicular intersection Pythagorean theorem Pythagorean theorem congruent formula. Side multilateral height high depth side length perimeter radian surface area volume arm right triangle strand cross section circle heartstring diameter radius angle bisector di solid surface edge bevel edge contains the median of right angle triangle (triangle) center line of the side leg, and the cross section intercept of the tangent to the vertex (complex vertex) of the opposite midpoint of the bottom line (for example, 2 is the fifth power, 2 is the bottom line) is in the opposite right triangle.

7. Coordination

Coordinate system coordinate system rectangular coordinate origin abscissa ordinate digital line digital axis quadrant slope complex plane complex plane

8. Units of measurement

Cents, pennies, nickels, five cents, dimes, dozens (12) Cents, Fahrenheit, Fahrenheit, quarts, gallons (1 gallon = 4 quarts) yards, meters, meters, inches, feet, feet, minutes (unit of angular measurement, 60 minutes = 1 degree), square feet, cubic meters, cubic pints (unit of dry matter or liquid volume).

basic law

1 All prime numbers (except 2) are odd numbers, but odd numbers are not necessarily prime numbers.

2 if b>a, then b/a > (b+1)/(a+1); If b < a >