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
Conditional probability marble question
- dragon513
- · Replies 2 ·
Dividing by zero when solving trigonometric equations
- opticaltempest
- · Replies 3 ·
Create a probability distribution of socks
- F.B
- · Replies 1 ·
Algorithm for min times the ball to be weighted
- viren_t2005
- · Replies 8 ·
Prove that sin⁴(x) + cos⁴(x) = 0.25cos(4x) + 0.75
- desertwonder
- · Replies 11 ·
Step-by-step solutions for 30 algebra, geometry, and trigonometry problems
- Pagan
- · Replies 2 ·
Number of periodic events in a given time span
- viren_t2005
- · Replies 2 ·
How Often Do the Hands of a Watch Meet Incorrectly?
- viren_t2005
- · Replies 1 ·
What is the speed of the car in miles per hour?
- viren_t2005
- · Replies 1 ·
Comparing stride lengths to find who won the race
- viren_t2005
- · Replies 2 ·
Calculating the number of steps in an escalator
- viren_t2005
- · Replies 1 ·
Bayes Networks - calculations in terms of joint distribution
- clobbasaurus
- · Replies 1 ·
Maximum positive integer that adds up to a perfect square?
- gundu
- · Replies 6 ·
Sum of integers between 50 and 150 divisible by 8
- discombobulated
- · Replies 2 ·
Can Arcsec and Arccsc Values Be Less Than 1?
- dnt
- · Replies 1 ·
Why is (tan X)(cos X) = (sin X) false?
- dnt
- · Replies 2 ·
What is the Average Wait Time for a Train at Station A?
- hexa
- · Replies 8 ·
Finding intersection of two 3D lines and a perpendicular through the point
- bruceflea
- · Replies 2 ·
Why do we use 2n-1 instead of n in this Fourier series?
- fufufuha
- · Replies 3 ·
Proving a+b+c=abc with Inverse Trig Functions
- ebola_virus
- · Replies 8 ·
Find the Number of Sides in a Regular Polygon Inscribed in a Circle of Radius r
- Shehezaada
- · Replies 1 ·
How Do You Correctly Expand Trigonometric Equations Involving Sine and ArcTan?
- ultrabionic_ang
- · Replies 2 ·
Probability question on seating arrangements
- jackbauer
- · Replies 1 ·
Five card poker hand probability
- F.B
- · Replies 4 ·
Find the Best Algebra 1 Textbook for You!
- kuahji
- · Replies 3 ·
Prove 1/2+1/4+1/8+...+1/2^n < 1
- viren_t2005
- · Replies 4 ·
How does abstract math relate to physical phenomena?
- math_phys_bio
- · Replies 3 ·
Sine/cosine sum and difference formulas
- Werg22
- · Replies 5 ·
Word Problems Involving Quadratic Equations
- Equilibrium
- · Replies 3 ·
Find Inverse of Matrix: 0,1,2; 1,0,3; 4,-3,8
- cscott
- · Replies 3 ·
Is 3^n - 2^n Divisible by 5 for Even n?
- GeoMike
- · Replies 2 ·
Calculating cos(2-i): Solving Complex Trig Formulas
- square_imp
- · Replies 5 ·
Algebra Attachment: Solve the Problem Now
- viren_t2005
- · Replies 2 ·
Proving that Both m and n are Odd using Indirect Proof
- blimkie
- · Replies 4 ·
How Many Ways to Arrange Letters in a 4x4 Grid with Unique Constraints?
- rocketboy
- · Replies 2 ·
Solving 2tan(x) - 2cot(x) = -3 and cos²(x) + sin(x) = 0
- sportsguy3675
- · Replies 9 ·
Binomial coefficients, poker probability, and permutation problems
- F.B
- · Replies 2 ·
Mutually exclusive vs independent events and critical value vs p-value methods
- jokerwild
- · Replies 3 ·
How to Find Co-ordinates on a Diagram for Simulating Tides?
- lektor
- · Replies 3 ·
Probability that every bucket gets at least one ball
- flying2000
- · Replies 4 ·
What is the Law of Length and its significance?
- 29 clicks
- · Replies 1 ·
Struggling with Permutations and Combinations?
- F.B
- · Replies 3 ·
Geometry Problem: Find Overlapping Area
- preet
- · Replies 2 ·
NUmber of ways to answer a question?
- Neurocscience
- · Replies 1 ·
Why Is Calculating the Area in a Parametric Integral Problem Challenging?
- GregA
- · Replies 3 ·
What Is the Sum of a and b in These Complex Algebra Equations?
- sarvesh
- · Replies 1 ·
Solving whale weight system of equations by graphing
- AngelShare
- · Replies 1 ·
How do you evaluate the integral of cotangent squared from Pi/4 to Pi/8?
- Briggs
- · Replies 3 ·
Order of transforming a function
- dragon513
- · Replies 1 ·
Permutations/Combinations - Could someone please check my work?
- rocketboy
- · Replies 5 ·
Simple interest payment and sinking fund calculation for stamp purchase
- gillgill
- · Replies 1 ·
Complex fuction - is it analytic
- leila
- · Replies 1 ·
Integrate $\int_{2}^{3}_\frac{x^2-2x+3}{(x-1)^2}dx$ Problem
- Briggs
- · Replies 15 ·
Which Annuity Formula to Use for Birthday Deposits?
- gillgill
- · Replies 7 ·
How Do Basic Permutations Apply to Real-World Probability Problems?
- F.B
- · Replies 2 ·
Find Final Amount on Deposit After 21 Years of Compounding Interest
- rain
- · Replies 2 ·
Continuous Fractions: Solving for k Limitations - Martin
- Calavera
- · Replies 6 ·
Drawing the red joker or red ace from a 54-card deck
- F.B
- · Replies 3 ·
Solve system of three equations using elimination
- cscott
- · Replies 3 ·
Finding the daily interest rate for equal earnings with annual 5% compounding
- Imparcticle
- · Replies 1 ·
Finding a, b, and n from binomial expansion coefficients 6561, 34992, 81648
- six789
- · Replies 15 ·
What is the Exact Number to Pi?
- Anything
- · Replies 20 ·
Where can I find interesting data sets for a project?
- bijanv
- · Replies 5 ·
Finding Exact Value of Cos A: Solutions Requested
- bob4000
- · Replies 3 ·
What are the formulas to solve for logarithms and exponents?
- Intr3pid
- · Replies 6 ·
Solving sec(x) = −5.2 for x between 0 and 2π
- dragon513
- · Replies 6 ·
Finding cos A when sec A + tan A = 2
- bob4000
- · Replies 2 ·
Solve the 300 Three Ounce Hamburger Patty Math Problem with 20% Shrinkage
- jacy
- · Replies 7 ·
Creating a perpendicular plane
- samako
- · Replies 2 ·
Solve Rate Word Problem: 34 FTF Produced 3800 Meals in 40 Hours
- jacy
- · Replies 5 ·
Easiest way to make up two plane equations that intersect at a line
- cscott
- · Replies 10 ·
How Do You Find the Minimum Length of Segment AB in a Coordinate Plane?
- dsb_101
- · Replies 3 ·
Finding actual cost of roast beef with 65% edible portion
- jacy
- · Replies 5 ·
Formula for counting trains of integer rod combinations
- heartless
- · Replies 1 ·
Solving Combination Lock with 2nd and 3rd Numbers Differing by at Least 3
- fomenkoa
- · Replies 3 ·
Calculating Probability of Two Balls of Different Colors
- quasi426
- · Replies 2 ·
How did they do this simplification?
- benj1
- · Replies 9 ·
Finding the power series for 1+(x^3)/3+(x^6)/18+(x^9)/162+
- overseastar
- · Replies 13 ·
Expected Minimum Number of Coin Tosses for 3 Tails in a Row
- caffeine
- · Replies 4 ·
Probability of Girl in Family of 3 Children
- jackbauer
- · Replies 2 ·
Why Is the Sum of Torques Always Zero Regardless of the Axis Location?
- something_about
- · Replies 2 ·
Solving x² - 6x + 25 = 0 with complex roots
- cmantzioros
- · Replies 12 ·
Finding Combinations for Giving Bonuses to Employees
- vaishakh
- · Replies 3 ·
Solving Systems of Equations: 30%, 55%, 50% Acid Mixture
- opticaltempest
- · Replies 2 ·
Find Actual Price of 8lbs Roast Beef - $22.32
- jacy
- · Replies 1 ·
Does log₁₀(A/Ao)^10 equal 10·log(A/Ao)?
- dervast
- · Replies 1 ·
Is e^2t * 2e^2t = 2e^4t when multiplied in a fraction?
- Pengwuino
- · Replies 7 ·
Solve tan^2a=tanbtanc: Prove and Simplify
- shravan
- · Replies 6 ·
Statistics Problem: Thickness of gears and spacers
- LakeMountD
- · Replies 1 ·
Combination Problem: Selecting 6 Roses of 3 Colors
- cyeokpeng
- · Replies 1 ·
Calculating Slope: Solving a Real-World Problem
- AngelShare
- · Replies 4 ·
Ratio of a circle's circumference to its diameter
- C0nfused
- · Replies 14 ·
Can you divide vectors to get a scalar by computing dot products?
- cscott
- · Replies 3 ·
Antisymmetric Relations on {a,b}
- Kamataat
- · Replies 4 ·
How to Prove the Area Inequality Between Excenters and Triangle ABC?
- Harmeet Singh
- · Replies 1 ·
Calculating Winning Probability in Horse Racing and Sock Selection
- six789
- · Replies 3 ·
How do you derive this x^(x/8)=4x
- reverend
- · Replies 10 ·
How do I add vectors for my physics exam?
- StaticShock
- · Replies 2 ·
How Do I Solve Linear Equations with Fractions and Word Problems in Algebra?
- MATH DUMMY
- · Replies 1 ·