Free pre-calculus mathematics homework help from qualified mentors. Math courses prior to calculus homework. Please use the template when requesting help and show your work.
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Combinatorics Problem: Arranging 38 Pens with Different Colors
- iScience
- · Replies 12 ·
Proving Linear Independence and Spanning in Vector Spaces
- Danielm
- · Replies 3 ·
Proof: Linear Dependence of Vectors in a Vector Space
- Danielm
- · Replies 6 ·
Solving e^z=w in Polar Form | Abs(right hand side)=2 without ln 2 in Solution
- Dousin12
- · Replies 6 ·
How Many Ways to Deal Two Distinct Pairs in a Four-Card Hand?
- davedave
- · Replies 3 ·
Understanding Complex Numbers: Formulas and Applications
- Dousin12
- · Replies 3 ·
What are the solutions to the complex polynomial equation ##z^3+3i\bar z=0##?
- Dank2
- · Replies 64 ·
Finding the Volume of Cones and Cylinders Using Known Values
- Kirito123
- · Replies 31 ·
Counting Reflexive and Anti-Symmetric Relations on a Finite Set
- Danielm
- · Replies 6 ·
Finding the Missing Side Length of a Composite Shape
- Kirito123
- · Replies 5 ·
Finding height and volume of a cylinder
- Kirito123
- · Replies 9 ·
Inequality without factor table
- Rectifier
- · Replies 26 ·
So the shortest title I can come up with is: Complex Numbers and Real Solutions
- Dank2
- · Replies 47 ·
Optimizing Ferris Wheel Height: Solving with Transformed Sine Function
- Veronica_Oles
- · Replies 1 ·
Ocean Word Problem: Find Equation
- Veronica_Oles
- · Replies 5 ·
Find Angle of Refraction: Snell's Law Solution
- IBNU1
- · Replies 3 ·
What are the Max and Min Values for Tide Height?
- Veronica_Oles
- · Replies 16 ·
Modifying h(t) to Match New Tidal Data
- Veronica_Oles
- · Replies 6 ·
Adjusting the Model: d = 12 sin (30(t-5)) + 14
- Veronica_Oles
- · Replies 4 ·
Need help understanding volumes of cones
- Kirito123
- · Replies 2 ·
Help with solving parametric equation
- 53Mark53
- · Replies 11 ·
Recursive sequence problem, or something similar
- late347
- · Replies 7 ·
Logic question on finding age of someone
- chwala
- · Replies 17 ·
How Do We Solve These Tricky Number Series Problems?
- CWatters
- · Replies 11 ·
How Do You Determine Values of a Periodic Function with Limited Data?
- Veronica_Oles
- · Replies 2 ·
Quick Trigonometric Identity Question
- Draconifors
- · Replies 5 ·
How to Solve a Logarithmic Equation on a Given Base?
- colt
- · Replies 4 ·
Factoring two variable function
- terryds
- · Replies 7 ·
Find the equation of an ellipse
- Matejxx1
- · Replies 10 ·
Geometry Proof: Tips & Theorems to Solve It
- SpartaBagelz
- · Replies 9 ·
Can Fermat's Little Theorem Help Disprove This Statement?
- lolo94
- · Replies 11 ·
Proving Even Integer Coefficients in Quadratic Polynomials - Homework Question
- lolo94
- · Replies 3 ·
Why is there a twist in these logarithms?
- sidt36
- · Replies 10 ·
Complex Plane - Graphing Powers
- zr95
- · Replies 24 ·
How Does Price Affect Supply and Demand for Wheat?
- Terrell
- · Replies 6 ·
Is 3^n Greater Than n^4 for All n>=8?
- lolo94
- · Replies 12 ·
What Is the Common Difference in This Arithmetic Progression?
- kaspis245
- · Replies 3 ·
Why Does This Trigonometric Identity Seem Incorrect?
- Veronica_Oles
- · Replies 11 ·
Find the Y-Axis in a Coordinate System with Given X and Z-Axis Values
- Philosophaie
- · Replies 3 ·
When Are Two Vectors Orthogonal in Vector Algebra?
- terryds
- · Replies 4 ·
How Do You Rotate and Stretch a Complex Number Vector?
- AlexChan
- · Replies 6 ·
Proving Vector Dot Products: AC · BP = 0 | Step-by-Step Guide
- 53Mark53
- · Replies 18 ·
One solution, no solution or infinite solutions with k
- Mrencko
- · Replies 24 ·
Making formulas and graphing them
- Kirito123
- · Replies 11 ·
Probability coin and die Question
- mikebrisingr
- · Replies 4 ·
Linear Equations Homework: Which are Line Equations?
- Mrencko
- · Replies 3 ·
Disproving a Polynomial with Integer Coefficients: Elementary Math Proof
- lolo94
- · Replies 5 ·
Proving 2/5*(2^0.5)-1/7 is Irrational: Elementary Math Proof
- lolo94
- · Replies 1 ·
How Do I Solve This Multivariable Algebraic Equation?
- dlacombe13
- · Replies 9 ·
Solution to this trigonometric equation
- diredragon
- · Replies 8 ·
How Do You Solve Exponential Equations with Different Bases?
- johnsonjohn
- · Replies 19 ·
What Is the Sum of the Maximum and Minimum Values of r Given These Conditions?
- terryds
- · Replies 17 ·
Making realistic scenarios for the given lines
- Kirito123
- · Replies 15 ·
Calculating the Area of Rectangles: Solving for Unknown Side Lengths
- Kirito123
- · Replies 26 ·
How Do You Calculate the Total Area of Rectangles and Triangles Combined?
- Kirito123
- · Replies 3 ·
Solving a polynomial with complex coefficients
- astrololo
- · Replies 6 ·
Shouldn't f(t) = V have inverse f^{-1} (V) not f^{-1} (t)?
- kostoglotov
- · Replies 7 ·
Word problems (Deriving an equation from the problem)
- ryan001
- · Replies 9 ·
Complex numbers and reflection
- erisedk
- · Replies 7 ·
What is the optimality proof of the earliest finish time algorithm?
- lolo94
- · Replies 1 ·
Finding the Solution to an Equation: R.S = 1/1+cosx
- Veronica_Oles
- · Replies 8 ·
Solving for cot2x + sec2x = tan2x + csc2x
- Veronica_Oles
- · Replies 6 ·
Combination Question with Identical Pieces
- member 428835
- · Replies 14 ·
Real Solutions for Real Values: (A,B,C,D)
- erisedk
- · Replies 17 ·
Complex Geometry: EQN of Circle, Parabola, Ellipse & Line
- erisedk
- · Replies 1 ·
Proof about min spanning tree property
- ciphone
- · Replies 2 ·
What is the proof for 2sin2θ - 1 = sin2θ - cos2θ?
- Veronica_Oles
- · Replies 4 ·
Solving the Equation: (sinθ + cosθ)2 = 1 + 2sinθ cosθ
- Veronica_Oles
- · Replies 1 ·
Finding the Ordered Pairs for an Exponential Limit
- erisedk
- · Replies 2 ·
Quadratic Problem: Find Sum of Roots of 4 Equations
- erisedk
- · Replies 4 ·
Doubt about trigonometry Identities from sin α
- Ray9927
- · Replies 2 ·
Solve Inequalities Problem: x ∈ (-2,-1) ∪ (⅔, -½)
- erisedk
- · Replies 5 ·
Writing equations and calculating cost based on a graph
- Kirito123
- · Replies 43 ·
How to Solve Complex Euclidean Geometry Proofs?
- Ameer Bux
- · Replies 14 ·
How many ways can 12 balls be arranged into 4 different rows
- kukumaluboy
- · Replies 7 ·
Quadratic with variable buried in sqrt?
- irishetalon00
- · Replies 4 ·
How Do You Solve the Ambiguous Triangle Case in Trigonometry?
- Veronica_Oles
- · Replies 5 ·
What is the common root for two polynomial equations with a shared coefficient?
- vijayramakrishnan
- · Replies 6 ·
What Are the Variable Restrictions for Jeffrey's Dinner Party Budget Equation?
- Kirito123
- · Replies 16 ·
What Is the Probability of Drawing a Jack and Then a Heart from a Deck of Cards?
- member 428835
- · Replies 22 ·
Mapping a Function: Solving Homework Statement
- SYoungblood
- · Replies 18 ·
Finding sum of roots of trigonometric equation
- Priyadarshi Raj
- · Replies 3 ·
Solving an equation with fractional part function
- Priyadarshi Raj
- · Replies 5 ·
Simplifying a log expression with identities
- ProfuselyQuarky
- · Replies 16 ·
Proving a/b+b/a >= 2 using Mathematical Proof | Homework Help
- TheMathNoob
- · Replies 4 ·
Independent/dependent variable and modeling equations
- Kirito123
- · Replies 4 ·
Creating an equation that models a scenario
- Kirito123
- · Replies 16 ·
Identifying the slope of a line
- Kirito123
- · Replies 7 ·
Changing standard form to slope intercept form.
- Kirito123
- · Replies 4 ·
Proof of Partition Property for Subset A in Universal Set U
- TheMathNoob
- · Replies 1 ·
Is n congruent to 1 mod 5 if n is congruent to 6 mod 5?
- TheMathNoob
- · Replies 7 ·
Im trying to determine the y and x intercepts of this line.
- Kirito123
- · Replies 6 ·
Determining the equation of a line
- Kirito123
- · Replies 10 ·
Finding the Domain of a Trigonometric Function
- Astraithious
- · Replies 6 ·
Question from trigonometry -- prove that the largest angle is greater than 120°
- prashant singh
- · Replies 6 ·
Percentages -- having trouble understanding how to take a percentage of a number
- zak100
- · Replies 6 ·
Optimizing U.S. Coin Values for Cashier's Algorithm
- Sebastian Martinez
- · Replies 2 ·
Is it Possible to solve Exponential Equations like these?
- Alex Myhill
- · Replies 3 ·
Area of Shaded Region in Elementary Geometry
- davon806
- · Replies 20 ·
Troubleshooting Algebraic Anomaly: Why x = -1 Doesn't Work? | Basic Algebra Tips
- terryds
- · Replies 12 ·