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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How does this fit the equation of a hyperbola?
- sparkle123
- · Replies 4 ·
Prove (u+v)dot(u-v)=0 iff |u|=|v|
- f25274
- · Replies 4 ·
[VECTORS] Got the answer, lack visual understanding
- aeromat
- · Replies 3 ·
Efficiently Separate Complex Expressions | Simplify Fractions
- Silva_physics
- · Replies 1 ·
Trig Identity Problem: Solve sin \theta = -5/13 & cos \theta = -(√194)/13
- CrossFit415
- · Replies 6 ·
Find equation of line through origin which is perpendicular
- tehmatriks
- · Replies 5 ·
Am I overcomplicating a simple algebraic expression?
- Femme_physics
- · Replies 4 ·
Solve Trig Problem w/o Formulas: sin(3pi/2 + a), cos(3pi/2 - x)
- t_n_p
- · Replies 3 ·
Complex Trigonometric Solutions
- Bogrune
- · Replies 3 ·
Solving for theta in a Trigonometric Equation
- CrossFit415
- · Replies 5 ·
Is Trial and Error the Only Method to Solve Cubic Equations?
- calky360
- · Replies 4 ·
Is 1/sec 20° Equivalent to Cosine in Sin² 20° + 1/sec² 20° = 1?
- CrossFit415
- · Replies 2 ·
Calculating Sec and Cos of 50 Degrees: Homework Solution
- CrossFit415
- · Replies 3 ·
What is the identity of a3 + b3 + c3 in math?
- phymatter
- · Replies 3 ·
Is ArcTan(-1) equal to both 7pi/4 and 3pi/4?
- Miike012
- · Replies 4 ·
Understanding Logarithms: Solving Equations and Creating Tables of Values
- ohhnana
- · Replies 8 ·
How did the teacher get the third zero?
- supernova1203
- · Replies 3 ·
Solving Mathematical Problems: Find the Answers Here
- premoh
- · Replies 1 ·
Using the theory of simultaneous equations
- adam640
- · Replies 2 ·
Give the exact value using the Half Angle Formula
- Joe_K
- · Replies 10 ·
Word problems. This is not for homework, but is from a math book.
- Curd
- · Replies 19 ·
Proving Trig Statements: cos^2 + cos^4 + ... + cos^30 ≈ 15cos^11.38211
- icystrike
- · Replies 6 ·
Solve Substitution Problem: x^2+2y^2=9, x-y+3=0 with x=(-1,-3) and y=(2,0)
- wat2000
- · Replies 5 ·
Sine and cosine functions Zeros
- supernova1203
- · Replies 3 ·
How to Find the Cartesian Equation for a Plane Parallel to the x-axis?
- aeromat
- · Replies 2 ·
Probability of Diarrhoea and Rash After New Drug Trial | Math Help & Solution
- Mathysics
- · Replies 1 ·
Solving a 2x2 Matrix: Can You Help?
- wat2000
- · Replies 13 ·
Co-efficient of Friction (Limiting Friction)
- FeDeX_LaTeX
- · Replies 1 ·
Solving x^2 + 2y = 9 w/ Sub Method
- wat2000
- · Replies 2 ·
Prove that (1+tanx)^2-2tanx=1/(1-sinx)(1+sinx)
- wishiknewit
- · Replies 1 ·
Synthetic division with complex number
- jkristia
- · Replies 2 ·
Cubic/cubic ->intercepts and asymptote(s)
- slain4ever
- · Replies 14 ·
Prooving a statement with a Lemma
- alexk307
- · Replies 11 ·
Proving Inequality for Complex Numbers with Absolute Value Constraints
- Brunno
- · Replies 20 ·
Restrictions of denominators with negative exponents.
- sickle
- · Replies 5 ·
Uncovering the Mystery of the Lambert W-Function in Solving Equations
- MHD93
- · Replies 5 ·
Easy Limits Q. Homework: Show $\lim_{x\to2}\frac{x+1}{x+2}=\frac{3}{4}$
- quanticism
- · Replies 10 ·
How Do You Formulate a Vector Equation for a Plane Given Points and Directions?
- DespicableMe
- · Replies 1 ·
Advanced Functions,Exponential Functions
- ohhnana
- · Replies 9 ·
When the planes are perpendicular, what is k?
- DespicableMe
- · Replies 1 ·
Advanced Functions: Construct Table & Limitations
- ohhnana
- · Replies 9 ·
Trigonometric Equations find all solutions
- 1MileCrash
- · Replies 4 ·
Cube Roots of a Complex Function Am I doing something wrong?
- kawsar
- · Replies 6 ·
How to Convert Radical Expressions to Exponential Form
- trentt
- · Replies 5 ·
Convert from plane equation to scalar equation
- DespicableMe
- · Replies 1 ·
Advanced Functions,Exponential Functions
- ohhnana
- · Replies 4 ·
Help with an algebra factoring problem.
- gohabsgo
- · Replies 3 ·
Solve Equation of Line with Slope of 1¼
- tehmatriks
- · Replies 3 ·
Need a little guidance - Limits
- Barchie
- · Replies 5 ·
Finding scalar equation of a line with a vector and a point given
- BlazeKH
- · Replies 3 ·
Solve Sin pi/12= 1/4 (√6 - √2)
- CrossFit415
- · Replies 4 ·
Help Solving Trig Equation: Cos70°cos20°-sin70°sin20°
- CrossFit415
- · Replies 5 ·
Find the partial fraction decomposition of the rational function.
- wat2000
- · Replies 6 ·
What kind of mathematics/pattern is this?
- supernova1203
- · Replies 4 ·
Solving Trig Problem: Tan^2(x) - Sec^2(x)
- migia
- · Replies 7 ·
Check my solution please (Sine and cosine functions)
- supernova1203
- · Replies 2 ·
Flipping H/A Fraction for Canceling Out A's
- supernova1203
- · Replies 8 ·
How can you use a table of values to graph y=cosx-2?
- supernova1203
- · Replies 2 ·
Scientific notebook/maple help
- ninadg2@yahoo
- · Replies 2 ·
Simple log/exponential equation.
- Willowz
- · Replies 7 ·
Proving Geometric Fact: u+v Perpendicular to u-v Using Dot Product
- Teggles
- · Replies 6 ·
How to Find λ in a Triangle with Given Vectors OA, OB, P, and Q?
- songoku
- · Replies 4 ·
Matrix word aplication problem
- wat2000
- · Replies 1 ·
The question about diagonalization
- ftym2011
- · Replies 2 ·
Matrix X and Y Solutions for Equations XA=B and AY=B
- Physicsissuef
- · Replies 16 ·
Euler's path same as Hamiltonian cycle
- v-v
- · Replies 3 ·
Internet Infrastructure Security
- anthonyhk7
- · Replies 2 ·
Proving tan(45+x)=cot(45-x) in Degrees
- Miike012
- · Replies 1 ·
How do I use induction to prove n<2^n?
- bchapa26
- · Replies 9 ·
Find equation of the plane that passes through a given point and is perpen. to
- Kawrider0133
- · Replies 1 ·
Deal or No Deal - Odds of a better deal and most likely deal?
- moonman239
- · Replies 1 ·
What is the Correct Order of Weights on a Balanced Scale?
- chawki
- · Replies 11 ·
Why are Cosine and Secant Even Functions?
- CrossFit415
- · Replies 7 ·
Trig Project - When math is not math.
- MacLaddy
- · Replies 14 ·
Solving a system on linear equations
- noamo48
- · Replies 3 ·
Is the point on the line? Test with vector equation [x,y] = [2,-3] + t[4,7]
- DespicableMe
- · Replies 2 ·
Solving Vector Magnitude Problem: Find OC
- FeDeX_LaTeX
- · Replies 2 ·
Simplifying Trig Ratio Identities: Does This Answer Make Sense?
- supernova1203
- · Replies 4 ·
Complex Number Sine Wave Problem
- badsanta010
- · Replies 2 ·
Can Mathematical Induction Prove the Primality of 2n-1 and 2n+1?
- numberthree
- · Replies 5 ·
Arithmetic progression homework
- Michael_Light
- · Replies 2 ·
Series Summation: Solving for r^2 with (2r+1)^3 and (2r-1)^3 Equations
- spaghetti3451
- · Replies 3 ·
Converting Package Prices from Francs to Euros
- chawki
- · Replies 1 ·
Solving a Circle Problem: Finding Radius and Center | Math Forum Help
- picklepie159
- · Replies 2 ·
Proving Trig Ident: sin(4s)/4 = cos^3(s)*Sin(s) - sin^3(s)*cos(s)
- Miike012
- · Replies 5 ·
Geometric Progression: Finding the Outstanding Loan Amount after Each Year
- JJYEO325
- · Replies 2 ·
How do I simplify this trigonometry expression?
- Miike012
- · Replies 16 ·
Graphing Polar Curves: Inner Loop with a Twist | Homework Help
- d.tran103
- · Replies 1 ·
Help drawing a function, finding its zero, local max/min
- gigidy-goo
- · Replies 11 ·
What is the next five numbers is this sequence:
- mookiegodiva1
- · Replies 5 ·
Solving a Probability Problem with Bayes Theorem
- ENgez
- · Replies 1 ·
How can trigonometric identities be used to simplify complex expressions?
- zeion
- · Replies 4 ·
Trig identities, what does this mean?
- supernova1203
- · Replies 7 ·
Quick question about infinity symbol
- zeion
- · Replies 3 ·
What is the significance of the A004730 sequence in mathematics?
- icystrike
- · Replies 6 ·
Partial Fractions: Solving Simple Linear Equations
- Help1212
- · Replies 2 ·
Another challenging logarithmic question
- hibachii
- · Replies 7 ·
Solving Trig Problems: Finding x for (sinx)^4 & (cosx)^4
- armolinasf
- · Replies 7 ·
Finding Equation of Smallest Circle Containing 3 Circles
- phymatter
- · Replies 6 ·
Simple Identity Proof for Homework | Equations & Solution Attempt
- icystrike
- · Replies 2 ·