1. Set and simple logic?
1, all subsets of the set containing n elements have 2 ".
2. The characteristics of set elements: certainty, disorder and mutual difference.
3. Set operations: intersection, union and complement.
4. Common logical terms: OR, AND, NOT: necessary and sufficient conditions.
Second, function
1, domain, range, analytic formula and attribute
2. Piecewise function
3. Index
4. Logarithm: (1) Negative numbers and zero have no logarithms; (2) The logarithm of1is equal to 0; (3) The logarithm of the base is equal to1; (4) Logarithm of product, logarithm of quotient and logarithm of power.
Third, the order
1, the sum of the first n items in the sequence; The relationship between the sum of the first n terms of a sequence and the general terms.
2. arithmetic progression, general formula, sum of the first n terms, arithmetic average term.
3. Geometric series, general term formula, sum of the first n terms, equal ratio mean term.
4. General method
Fourth, trigonometric functions.
1, arc system
2. Trigonometric function, the value of trigonometric function of special angle and the basic relationship of trigonometric function of the same angle.
3. Sine, cosine, tangent, auxiliary angle formula, double angle formula, triangle solution of sum and difference of two angles.
4. Inductive formula: sine is positive; Cosine right is positive; The tangent 13 is positive.
Five, plane vector
1, coordinate operation
2. Important conclusions
Inequality of intransitive verbs
1, average inequality
2. Methods of solving exponential and logarithmic inequalities