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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Proving a mathematical statement
- Temp0
- · Replies 4 ·
Solving for x, but only getting half
- Calpalned
- · Replies 5 ·
(Rigorously) Prove that two medians of a triangle intersect
- aneesh.mulye
- · Replies 2 ·
Polynomial Long Division for Limit Calculation
- Metal_Zelda
- · Replies 4 ·
How Does Fuel Consumption Scale with Speed in a Fiat Car?
- skrat
- · Replies 7 ·
Solving a Sequence Problem Homework Statement
- erisedk
- · Replies 10 ·
Error Propagation for Tube Volume
- 582153236
- · Replies 1 ·
Find the square roots of a = root3 + root3*i
- Shackleford
- · Replies 8 ·
Quadratic inequality involving Modulus Function
- LiHJ
- · Replies 11 ·
Finding constants in exponential functions
- LivvyS
- · Replies 5 ·
Finding fault in proof [contains logical quantifiers]
- iopz
- · Replies 2 ·
I need to figure this out: (A×B)⋅C
- physicsquestion
- · Replies 6 ·
Can Factoring Simplify Complex Algebraic Equations?
- sooyong94
- · Replies 5 ·
Simplying a problem with decimals and exponents
- Anna Blanksch
- · Replies 6 ·
Systems of Equations word problems
- IsoXTargetz
- · Replies 4 ·
How to determine a hole in a graph?
- hgducharme
- · Replies 5 ·
What is the domain of ascsin(x+y)
- Mahathepp
- · Replies 4 ·
Complex conjugate proof, i think
- nmsurobert
- · Replies 17 ·
Vertical format and dotted / double dotted x
- pecchiaw12
- · Replies 24 ·
Need help writing a coordinate proof
- cenglish
- · Replies 4 ·
Understanding Nested Ordered Pairs: Properties & Examples
- Prof. 27
- · Replies 2 ·
How does synthetic division produce the results it does?
- Eclair_de_XII
- · Replies 7 ·
Proof that det(M)=0 => Linear Dependence of Columns
- bananabandana
- · Replies 9 ·
Probability Problem: Find P(Product=6 | Die1=2)
- Samurai44
- · Replies 31 ·
Solve Trigonometry Problem: 2sinx= 3x2 + 2x + 3
- Madhav Goel
- · Replies 3 ·
How to find sum of the given infinte series
- 22990atinesh
- · Replies 5 ·
Complex numbers: show that (a^b)^c has more values than a^(bc)
- applestrudle
- · Replies 18 ·
Proof A U (A ∩ B) ⊆ A: Understanding x∈A
- dirtybiscuit
- · Replies 3 ·
How many numbers that are multiples of 5 divide 1000?
- Amad27
- · Replies 24 ·
Isosceles Triangles with Congruent Lateral Sides
- Born
- · Replies 5 ·
How to prove the product of upper triangular matrices is upper triangular?
- Brucezhou
- · Replies 2 ·
Precalc Trig Arc Length Question
- A123
- · Replies 3 ·
Trigonometry Problem: Finding sin2Ө Given sinӨ + cosӨ = 4/3
- Samurai44
- · Replies 10 ·
Time for ring of equidistant particles to collapse (gravity)
- jjalexand
- · Replies 2 ·
Basic Discrete Math Question: Understanding Conditional Statements
- MarcL
- · Replies 7 ·
What Is the Monic Greatest Common Divisor of Two Given Polynomials?
- auru
- · Replies 4 ·
Proof (x + y + xy = 36) -> x,y are not N
- Ronnie1303
- · Replies 24 ·
Trigonometry Question: Dealing with Negative and Positive Values for Theta
- Samurai44
- · Replies 5 ·
What is the Probability of Choosing a Woman or Someone with Black Eyes?
- Samurai44
- · Replies 7 ·
Graviation With Two Bodies / 1 Dimension
- julianwitkowski
- · Replies 16 ·
Counting One-to-One Functions from n to m with Property f(i)<f(j)
- 22990atinesh
- · Replies 10 ·
Solve Inverse Proportion Road Works in 14 Days
- LiHJ
- · Replies 4 ·
Finding Units Modular Arithmetic
- auru
- · Replies 1 ·
Find |S|: How to Calculate Sum of Integer Values of n
- Greychu
- · Replies 3 ·
Highest degree of a given polynomial is
- 22990atinesh
- · Replies 3 ·
I don't understand polynomial division
- JohnnyIngrim
- · Replies 29 ·
Determining Missing Trigonometric Ratios
- Euler2718
- · Replies 4 ·
Geometrical Proof: Prove Intersection Point on Line CM
- franceboy
- · Replies 6 ·
Application of quadratic functions to volleyball
- angeli
- · Replies 12 ·
Locus of mid point of parabola and straight line
- tony24810
- · Replies 9 ·
One-One Function Homework Help
- LiHJ
- · Replies 8 ·
Formulae with logarithmic terms
- brenfox
- · Replies 13 ·
Changing the Limits of Summation
- LiHJ
- · Replies 4 ·
Do Quadrilateral Diagonals Always Remain Inside or Outside?
- Born
- · Replies 5 ·
Time for opposing players to hit spiked volleyball before it hits ground
- angeli
- · Replies 4 ·
Solving x in 3.4^2x + 3 = 8.5: (-0.626)
- brenfox
- · Replies 4 ·
Solving Quadratic Equations: Find p=-6
- Madhav Goel
- · Replies 6 ·
Simplifying Trig Equations: A Comparison
- ciubba
- · Replies 10 ·
Are n1 and n2 Prime Factors of n?
- Calu
- · Replies 2 ·
Hard probability problem (1973 British Math Olympiad #6)
- drewfstr314
- · Replies 20 ·
Probability of Getting 4 Tails in 10 Flips
- Miike012
- · Replies 12 ·
Finding Value of Sum of Geometric Series
- Raghav Gupta
- · Replies 22 ·
Solution to a complex cubic equations
- PcumP_Ravenclaw
- · Replies 7 ·
Probability of drawing duplicates (warning long post)
- DaanV
- · Replies 7 ·
Normal Distribution - self study / review
- eehiram
- · Replies 7 ·
Rotation formula Complex numbers
- erisedk
- · Replies 6 ·
Is the Equation x^4 + y^4 - xy^2 = x^2y Solvable or Simplifiable?
- kyphysics
- · Replies 7 ·
Discrete Probability: Mean Number of Red Bulb Non-Failure Cycles
- Astudious
- · Replies 5 ·
Proving Identity: \frac{1-tan^2(\theta)}{1-cot^2(\theta)}=1-sec^2(\theta)
- ciubba
- · Replies 18 ·
Calculating Probabilities in a Double-Elimination Tournament
- Jim Johnson
- · Replies 2 ·
Proving the Sum of Cosines in a Triangle Using Half-Angle Formula
- ciubba
- · Replies 4 ·
Multiplying numbers from One set with another set
- brisk11228
- · Replies 2 ·
Hyperbola Focus Length Greater than Semi-Major Axis: Is it a Necessity?
- bananabandana
- · Replies 5 ·
Geometrical properties of circle
- LiHJ
- · Replies 3 ·
Can You Solve This Logarithmic Inequality?
- berdan
- · Replies 2 ·
What Is the Probability of Alice Having Classes Every Day?
- Astudious
- · Replies 5 ·
What is the Fourth Number in this Math Problem?
- Firedog89
- · Replies 7 ·
What is the volume of a tank that is 8 ft in diameter and 15 ft high?
- jim1174
- · Replies 6 ·
Volume of Horizontal Tank: 10ft. x 18ft.
- jim1174
- · Replies 10 ·
How Do You Calculate Angles in a Circle with Tangents and Chords?
- wei1006
- · Replies 1 ·
Are pq and qp always 3-cycles?
- Brucezhou
- · Replies 2 ·
Inclusion-Exclusion Principle and Circular Arrangement
- Shahed al mamun
- · Replies 3 ·
Solving a combinatorial problem
- Shahed al mamun
- · Replies 2 ·
People at the party and counting friends
- Archinald
- · Replies 10 ·
Calculating Weighted Averages in a Course
- tfhub
- · Replies 3 ·
Solve a Word Problem: Find the Number of Marbles Jack Has
- kyphysics
- · Replies 2 ·
How to Prove the Uniqueness of Perpendicular Lines in Protractor Geometry?
- Lee33
- · Replies 3 ·
How do I prove this seemingly simple trigonometric identity
- Ganesh Ujwal
- · Replies 11 ·
Any ideas why this law of logs problem is marked incorrect?
- Niaboc67
- · Replies 10 ·
Proving the Minimum Directed Cycle Mean Cost Using Bellman-Ford Algorithm
- Ganesh Ujwal
- · Replies 1 ·
Systems of Equations with Complex Numbers
- inshooter
- · Replies 13 ·
Write a vector as the combination of 2 other vectors
- MarcL
- · Replies 16 ·
Find a point on the line closest to another point
- MarcL
- · Replies 5 ·
Help with law of sines/solving triangles
- Niaboc67
- · Replies 5 ·
Proving a given vector equation
- MarcL
- · Replies 8 ·
Equivalent Sums Homework: Solve (-6/π) ∑n Even Problem
- Calu
- · Replies 4 ·
How Do You Use a Z-Score Table for Probability Calculations?
- tsukuba
- · Replies 3 ·
Proof of Convergence: ∑∞n=1 n/(3n + n2)
- Calu
- · Replies 3 ·
Solve 3x3 Numerical Puzzle: Can it Be Done?
- Natasha1
- · Replies 8 ·
Show that a Sequence is monotonically decreasing
- Calu
- · Replies 3 ·