 # Practical Algebra, Geometry & Trigonometry – Special Offer

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## Description

Topics covered:

• TI-30XA Introduction
• C1     ON/OFF FIX DEG M1 M2 M3
• C2     Real Numbers: Add + Subtract – Equal =
• C3     Negative Numbers + ≈ –
• C4     Multiply × Divide ÷
• C5     Percentage %
• C6     Memory  M1, M2, M3 STO  RCL ( )
• C7     X2 Square
• C8     √X Square Root
• C9     1/X Reciprocal “Flip It”
• C10   Fractions AB/C + – × ÷
• C11   D/C Proper/Improper Fractions
• C12   F ↔ D Fraction to Decimal Conversion

• Pre-Algebra Introduction
• P1     Real Numbers, Integers, and Rationals
• P2     The Number Line, Negative Numbers
• P3     Rules of Addition + –
• P4     Rules of Multiplication × ÷
• P5     Distributive Law + and × Combined
• P6     Fractions, A/B and C/D, Rules
• P7     Squares X2 X Squared
• P8     Square Roots √X
• P9     Reciprocal 1/X  X ≠ 0
• P10   Exponents YX  Y > 0, X Can Be Any Number

• Introduction to Algebra
• A1     Four Ways to Solve an Algebra Equation
• A2     The Rule of Algebra
• A3     X + A = B This is an Easy Linear Equation
• A4     AX = B This is an Easy Linear Equation
• A5     AX + B = CX + D This is an Easy Linear Equation
• A6     A/X = C/D This is an Easy Linear Equation
• A7     AX2 = B This is an Easy Non-Linear Equation
• A8     A√X = B This is an Easy Non-Linear Equation
• A9     (1) SIN X° = A, -1 ≤ A ≤ 1, or (2) SIN-1X = A°, 0 ≤ A° ≤ 180°
• A10   (1) COS X° = A, -1 ≤ A ≤ 1, or (2) COS-1X = A°, 0 ≤ A° ≤ 180°

• Introduction to Geometry
• G1    What is Geometry?
• G2    Straight Lines and Angles
• G3    Parallel Lines
• G4    Triangles, Definition, Sum of Angles
• G5    Pythagorean Theorem
• G6    Similar Triangles
• G7    Quadrilaterals, Polygons, Perimeters (P)
• G8    Area of Triangles and Rectangles
• G9    Formulas for Polygons
• G10   Circles π Circumference
• G11   Circles Area A=πr2
• G12   Circles Special Properties
• G13   Surface Area Blocks and Cylinders
• G14   Surface Area Cones
• G15   Volume Blocks and Cylinders
• G16   Volume Cones
• G17   Surface Area Ball or Sphere
• G18   Volume Ball or Sphere, Archimedes Tombstone
• G19   When Geometry is not Enough for Triangles
• C14   SIN SIN-1
• C15   COS COS-1
• C16   TAN TAN-1

• Introduction to Trigonometry
• T1     Trig Functions SIN  COS  TAN
• T2     SIN X, Sine of X, X is an Angle (Degrees °)
• T3     COS X, Cosine of X, X is an Angle (Degrees °)
• T4     TAN X, Tangent of X, X is an Angle (Degrees °)