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 AtoZmath.com - Homework help (with all solution steps) Educational Level Secondary school, High school and College Program Purpose Provide step by step solutions of your problems using online calculators (online solvers) Problem Source Your textbook, etc

 1. Pre-Algebra Calculators 1. Addition, Subtraction, Multiplication, Division of two numbers 2. Pronounce a number 3. Factors of a number (Prime factors, All factors) 4. HCF LCM of numbers 5. Prime Numbers 6. Number Crunching (Solve any numerical expression) 7. Decimal 1. Decimal to Fraction conversion 2. Fraction to Decimal conversion 3. Round off decimal number 8. Scientific notation conversion 1. Decimal number To Scientific notation 2. Scientific notation To Decimal number 9. Fraction 1.1 Reduced Terms 1.2 Improper Fraction To Mixed Number 1.3 Fraction to Decimal 2. Mixed Number To Improper Fraction 3. Compare Two Fraction 4. Addition, Subtraction, Multiplication and Division of Fraction Numbers 10. Power: Square, Cube, Nth Power 11. Radical: Squareroot, Cuberoot, Nth Root 12. Square Root with all steps 13. Cube Root with all steps 14. Number Divisibility Rules (number is divisble by 2,4,8, 3,9, 5,10, 7,11,13,17,19,23,29 using divisibility rules) 15. Find the Next number in the given sequence 16. Unit Conversion 1. Angle to Degree, Minute & Second Conversion 2. Degree Conversion 3. Length Conversion 4. Mass Conversion 5. Money Conversion 6. Power Conversion 7. Speed Conversion 8. Temperature Conversion 9. Time Conversion 10. Volume Conversion 17. One Base to Other Base Conversion 1. Decimal to Binary 2. Decimal to Octal 3. Decimal to Hexadecimal 4. Binary to Decimal 5. Binary to Octal 6. Binary to Hexadecimal 7. Octal to Decimal 8. Octal to Binary 9. Octal to Hexadecimal 10. Hexadecimal to Decimal 11. Hexadecimal to Binary 12. Hexadecimal to Octal 13. Decimal to Other 14. Other to Decimal 18. Tables 1. Addition table 2. Multiplication table rows and columns 3. Multiplication table 1 to 30 4. Roman table 5. Square table 6. Cube table 7. Power table 8. Roman table 9. Sin table 10. Cos table 11. Tan table 12. Sin, Cos, Tan table 13. Area formula 14. Volume formula 15. Factors formula

 2. Algebra Calculators 1. Factor of an equation 2. Expand of an algebraic expression 3. Expansion: X + 1/X to X - 1/X 4. Addition, Subtraction, Multiplication, Division of two Polynomials 5. GCD-LCM of Polynomials 6. Rational Expressions 1. Reduced terms 2. Addition, Subtraction, Multiplication and Division of Rational Polynomials 7. Complete Square, Is Perfact Square, Find Missing Term 1. Convert the given equation into perfact square form 2. Check a given equation is perfact square or not 3. Find the missing term so the given equation is perfect square 8. Solve linear equation 8. Simplify linear equation 9. Solve linear equation in two variables using 1. Substitution method 2. Elimination method 3. Cross multiplication method 4. Addition-Subtraction method 5. Inverse matrix method 6. Cramer's Rule method 7. Graphical method 10. Solve linear equation of any number of variables Inverse matrix method, Gauss elimination method 11. Quadratic Equation 1. Roots By Factorization 2. Roots For Non-Zero Denominator 3. Discriminant & Nature of Roots 4. Roots By Perfact Square 5. Form Quadratic Equation using given two roots 6. Roots of Non-Quadratic Equation 12. Variation 1. Find Values (1) x prop y and x=6 when y=3. Find y=? when x=18 (2) x prop y/z. x=8 when y=4 and z=3. Find x=? when y=6 and z=4. 2. Prove Results (1) If x prop y then prove that x^3 + y^3 prop x^2y - xy^2 (2) If 3x - 5y prop 5x + 6y then prove that x prop y. 13. Set Theory 1. Union 2. Intersection 3. Complement 4. Proper Subsets 5. Minus 6. Cross Product 7. Prove that any two expression is equal or not

 3. Matrix Algebra Calculators 1. Matrix operations 1. Addition of two matrix 2. Multiplication of two matrix 3. Power of a matrix 4. Transpose of a matrix 5. Deteminant of a matrix 6. Adjoint of a matrix 7. Inverse of a matrix 8. Prove that any two matrix expression is equal or not 9. Minor of a matrix 10. Cofactor of a matrix 11. Trace of a matrix 12. Reduce matrix 13. Rank of matrix 14. Characteristic polynomial 15. Eigen value 16. Eigen vector 2. Solve linear equation of any number of variables using 1. Inverse Matrix method 2. Cramer's Rule method 3. Gauss Elimination (Jordan) method 4. Gauss Elimination (Back Substitution) method 5. Gauss Sield method 6. Gauss Jacobi method 3. Find inverse of a matrix using 1. Simple inverse matrix 2. Gauss elimination (method of reduction)

 4. Plots & Geometry Calculators 1. Graph 1. General Graph for any f(x) and f(y) 2. Graph - Using Points and Slope 2.1 Line like x=-3y+5; 2x+y=1; x+2y<=5; x+y>=15 2.2 Line Using 2 Points like Point1=(3,-5) and Point2=(5,3) 2.3 Slope & point like Slope=7 and Point=(4,6) 2.4 Slope & Y-Intercept like Slope=2 and Y-Intercept=-4 2.5 Only a Point like plot a point (3,-5),(5,3) 2.6 Points on Number Line(X-axis) like -3,5,12,-7,0 3. Circle 4. Ellipse 5. Parabola 6. Hyperbola 7. Polar Graph 8. Statistics Graph 8.1 Histogram 8.2 Frequency Polygon 8.3 Frequency Curve 8.4 Less than type cumulative frequency curve 8.5 More than type cumulative frequency curve 2. Area 1. Circle 2. Semi-Circle 3. RegularHexagon 4. Square 5. Rectangle 6. Parallelogram 7. Rhombus 8. Trapezium 9. Scalene Triangle 10. Rightangle Triangle 11. Equilateral Triangle 12. Isoceles Triangle 13. Sector Segment 3. Volume 1. Cuboid 2. Cube 3. Cylinder 4. Cone 5. Sphere 6. Hemi-Sphere 4. Pythagoras Theorem

 5. Computer Oriented Numerical Method (Conm) Calculators 1. Find a root an equation using 1. Bisection Method 2. False Position Method 3. Iteration Method 4. Newton Raphson Method 5. Secant Method 2. Solve simultaneous equations using 1. Inverse Matrix method 2. Cramer's Rule method 3. Gauss Elimination (Jordan) method 4. Gauss Elimination (Back Substitution) method 5. Gauss Sield method 6. Gauss Jacobi method 3. Numerical Differentiation using Newton's Forward, Backward method 4. Numerical Integration using Trapezoidal, Simpson 1/3, Simpson 3/8 Rule 5. Numerical Interpolation using Forward, Backward, Divided Difference, Langrange's Interpolation method

 6. Statistical Methods Calculators 1. Mean, Median, Mode, Quartiles, Delices, Percentiles, Variance, Standard deviation for 1. Ungrouped data 2. Grouped data 3. Mixed Type data 2. Missing frequency 1. Frequency for ungrouped data 2. Frequency for grouped data 3.Statistics Graph 1. Histogram 2. Frequency Polygon 3. Frequency Curve 4. Less than type cumulative frequency curve 5. More than type cumulative frequency curve 4. Statistics Wording Problem 5. Arithmetic Mean, Geometric Mean, Harmonic Mean 1. Find Arithmetic mean(AM), Geometric mean(GM), Harmonic mean(HM) 2. Find X from Arithmetic mean(AM), Geometric mean(GM), Harmonic mean(HM) 3. Find Mean or Median or Mode from other two's 6. Combined Mean and Combined Standard deviation 7. Mean deviation about mean, median, mode for 1. Ungrouped data 2. Grouped data 8. Standard deviation and coefficient of variation for 1. Ungrouped data 2. Grouped data 3. Mixed data 9. Correlation Coefficient for 1. Ungrouped data 2. Grouped data 10. Rank Correlation Coefficient 11. Regression and Regression lines 1. Regression lines for X & Y and Class-X & Y 2. Regression from Regression Lines 3. Regression lines from average, standard deviation, Correlation Coefficient(r) 4. Regression lines from sum x, sum y, sum x^2, sum y^2, sum xy, n 12. Regression lines for Grouped data 13. Curve Fitting - Method of Least Square 1. straight line (y=a+bx) 2. second degree parabola (y=a+bx+cx^2) 3. cubic quation (y=a+bx+cx^2+dx^3)

 7. Operation Research Calculators 1. Assignment problem 1.1 Assignment problem (Using Hungarian Method) 1.2 Travelling salesman problem 1.3 Crew assignment problem 2. Simplex Method (Solve linear programming problem using) 1. Simplex Method 2. BigM Method 3. Two-Phase Method 4. Dual Simplex Method 5. Integer Simplex Method (Gomory's cutting plane method) 6. Graphical Method 7. Primal to dual 3. Transportation Problem using 1. North-West corner method 2. Least cost method 3. Vogel's approximation method 4. Optimal solution using MODI method 5. Optimal solution using stepping stone method 4. PERT and CPM 5. Sequencing Problems 6. Replacement and Maintenance Models 1. Model-1 : Replacement policy for items whose running cost increases with time and value of money remains constant during a period 1.1 Model-1.1 1.2 Model-1.2 1.3 Model-1.3 2. Model-2 : Replacement policy for items whose running cost increases with time but value of money changes constant rate during a period 3. Model-3 : Group replacement policy 7. Game Theory 1. Saddle Point 2. Dominance Method 3. Algebraic Method 4. Calculus Method 5. Arithmetic Method 6. Matrix Method 7. 2Xn Games 8. Graphical Method 9. LPP Method

 8. Wording Problems Calculators 1. Arithmetic Progression 2. Geometric Progression 3. Simple Interest 4. Compound Interest 5. HCF-LCM Wording Problem 6. Installment 7. Percentage 8. Profit Loss Discount 9. Statistics Wording Problem

 9. College Algebra Calculators (For BCA, MCA Students) 1. Addition, Subtraction, Multiplication, Division of two numbers 1.1 Addition, Subtraction, Multiplication, Division of two numbers in Decimal 1.2 Addition, Subtraction, Multiplication, Division of two numbers in Binary 1.3 Addition, Subtraction, Multiplication, Division of two numbers in Octal 1.4 Addition, Subtraction, Multiplication, Division of two numbers in HexaDecimal 1.5 Addition, Subtraction, Multiplication, Division of two numbers in Other (Eg: Base=6) 2. Conversion From One Base Number To Other Base Number 3. 1's, 2's, 7's, 8's, 9's, 10's, 15's, 16's complement subtraction method 4. Matrix Algebra 5. Computer Orientented Numerical Methods (CONM) 6. Computer Orientented Statistical Methods (COSM) 7. Operation Research (OR)

 10. Games 1. Online Sudoku Creator and Solver 2. Dots 3. 21 MatchStick Problem 4. Mind-Reader 5. Shift-It 6. 2 Digit Number Guess 7. Minesweeper 8. Tic-Tac-Toe 9. Chess With CPU 10. Concentration 11. Lights Out 12. Three Glass Puzzle (MilkCane Problem) 13. Peg 14. Hanoi Tower

 11. MathFun 1. All Permutations 2. Magic Sqaure 3. Circular Matrix 4. Factorial-Powers 5. Birthday 6. Place Value 7. Leap Year 8. Fibonacci Series 9. String Reverse 10. Is Palindrom 11. String Triangle 12. Pascal Triangle