1st Secondary Algebra พีชคณิต มัธยมศึกษาปีที่ 4

1st Secondary Algebra

Unit One Solving Quadratic Equation In One Unknown (1) Solving Quadratic Equation In One Unknown (2) Unit two The Complex Numbers (1) The Complex Numbers (2) The Complex Numbers (3) Unit 3 Determining the Types of Roots of a Quadratic Equation (1) Determining the Types of Roots of a Quadratic Equation (2) Unit 4 Forming the quadratic equation whose roots are known (1) Forming the quadratic equation whose roots are known (2) Unit 5 Forming a quadratic equation by means of the roots of another one Unit 6 The sign of a function Sign of the Quadratic Function (1) Sign of the Quadratic Function (2) Unit 7 Quadratic In