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.
Threads
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 ·
Separating a fraction with (G + 1/T) terms
- Silva_physics
- · Replies 1 ·
Finding cos θ when sin θ = -5/13 and θ is in the fourth quadrant
- 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 ·
Does sec(50°) × cos(50°) equal 1?
- 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 ·
How do I make a table of values for logarithmic functions?
- 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 ·
Setting up word problems from algebra equations
- Curd
- · Replies 19 ·
Approximating sums of even cosine powers with fractional exponents
- 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 ·
Finding probabilities of diarrhoea, rash, and both from trial data
- Mathysics
- · Replies 1 ·
Solving for x and y in a 2×2 matrix subtraction
- 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 ·
Solving equations with the Lambert W-function
- 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 ·
Speed of a powerboat after engine cutoff using exponential decay
- 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 ·
Cost of filling a 60 litre gas tank with 2.5% annual inflation
- ohhnana
- · Replies 4 ·
Factoring 15(x-3)³ + 60x⁴(x-3)² + 5(x-3)
- 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 ·
Simplify 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 ·
Simplify tan²(x) - sec²(x) using identities
- migia
- · Replies 7 ·
Why does my calculator show y=cosx-2 as the same graph as y=cosx?
- 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 ·
Solving for x and y in a circle equation with Scientific Notebook
- 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 ·
Effect of repeatedly applying a 2×2 matrix to a vector
- ftym2011
- · Replies 2 ·
Finding X and Y in the matrix 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 ·
Finding the common difference in an arithmetic progression
- 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 ·
Finding the center and radius from 3x² + 12x + 3y² - 5y = 2
- 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 ·
Why does r = 1 + 2sin(θ) have the inner loop on the left?
- d.tran103
- · Replies 1 ·
Finding zeros and extrema of f(x) = 3x² - 8
- gigidy-goo
- · Replies 11 ·
Find the next five terms in the sequence 23/24, 11/12, 21/24, 5/6, 19/24, 3/4
- 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 ·
Is it correct to write 0 < x < ∞?
- 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 ·
Combining logarithmic expressions with square roots
- hibachii
- · Replies 7 ·
When is sin⁴x − cos⁴x > sin²x − cos²x?
- armolinasf
- · Replies 7 ·
Finding Equation of Smallest Circle Containing 3 Circles
- phymatter
- · Replies 6 ·
Prove the trigonometric identity
- icystrike
- · Replies 2 ·