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
N mod m =1 for 1<m<7, N mod 7=0. Find N. (N=301, but how?)
- nomadreid
- · Replies 8 ·
Trigonometry (re-moved to Precalc Math Homework)
- Crystal037
- · Replies 17 ·
Why do we care about the identity property of an operation?
- musicgold
- · Replies 2 ·
Trigonometry: if a = sinx+cosx and b=tanx+cotx, then a(b^2-1)-2 = ?
- Crystal037
- · Replies 6 ·
How do you solve the trigonometric equation 2tanx = 1/2tan2x?
- JohanX
- · Replies 5 ·
Find the Slope of a Line: 4:2=2
- Rabinow23
- · Replies 8 ·
How does this composite function simplify to 2(2^x) ?
- lioric
- · Replies 3 ·
Finding values for a and b for this polynomial
- chef99
- · Replies 8 ·
Solve for x with a trigonometric function
- ver_mathstats
- · Replies 5 ·
Can Algebraic Calculations Alone Determine Vector Set Constraints Accurately?
- christang_1023
- · Replies 4 ·
What Is the Smallest Positive Argument for the Sum of Complex Roots of Unity?
- jisbon
- · Replies 27 ·
Help Checking a Complex Numbers Problems
- jisbon
- · Replies 7 ·
Calculate the Length of a Circle's Radius
- CroSinus
- · Replies 62 ·
Help with Interpreting Regression Results
- stunner5000pt
- · Replies 2 ·
Inverse Power Law: Solve for Power at 400m
- mrdman
- · Replies 4 ·
What is the solution to (1+x+x^2+x^3)^2 from Gelfand's Algebra?
- sunny79
- · Replies 2 ·
Why Does AB*OA Equal (AQ)^2 in the Witch of Maria Agnesi Problem?
- ali PMPAINT
- · Replies 8 ·
How Do You Solve Systems of Linear Equations with Parameters?
- songoku
- · Replies 2 ·
Motorboat Ques: Gelfand Algebra 131 | Hints to Help
- user10921
- · Replies 6 ·
Solving a Vector Problem with Cosine Law: Finding Magnitude and Angle Relations
- Santilopez10
- · Replies 1 ·
Algebraic manipulation with factorials
- NP04
- · Replies 3 ·
How to Use the First Identity to Prove the Last Step?
- Manasan3010
- · Replies 10 ·
Why Does This Logarithmic Trigonometric Equation Equal Zero?
- Manasan3010
- · Replies 5 ·
Is an answer possible - Conditional Probability
- Manasan3010
- · Replies 3 ·
Quickest way to do this calculation
- Manasan3010
- · Replies 15 ·
Confusion about the Heaviside method
- ali PMPAINT
- · Replies 12 ·
Is there anything wrong in this question statement?
- Benjamin_harsh
- · Replies 2 ·
What is the equity of a house after 12 years with a 30-year loan at 4.82%?
- Niaboc67
- · Replies 1 ·
Stuck Trying to Re-arrange Variables
- cgw_niu
- · Replies 4 ·
How to Calculate the Radii of Two Circles Passing Through a Common Point?
- Lifeforbetter
- · Replies 7 ·
How Many Police Teams Are Needed for Optimal Area Division?
- kent davidge
- · Replies 19 ·
Finding the inverse of ##y=2^{x}##
- chwala
- · Replies 19 ·
Mastering Trig Identities: Simplifying a Trig Expression
- atomicpedals
- · Replies 4 ·
Absolute equation to find the max and min point
- Lifeforbetter
- · Replies 12 ·
How Can I Prove the Set Identity (A ∩ B) △ C = (A △ C) △ (A \ B)?
- user10921
- · Replies 16 ·
Quadratic equation -- question about the roots
- Waffle24
- · Replies 6 ·
Algorithm analysis problem turned into a math problem
- r0bHadz
- · Replies 6 ·
Candles burning at different rates
- Natasha1
- · Replies 3 ·
Find the price of the new offer
- Rubies
- · Replies 10 ·
How Can I Verify the Solution to the Equation 2y + 30 = 8y?
- Rubies
- · Replies 10 ·
Finance loan interest rate homework
- paddo
- · Replies 6 ·
A geometric proof (minimizing the length of two lines in a rectangle)
- ali PMPAINT
- · Replies 2 ·
Finding angles of a Parallelogram
- cuallito
- · Replies 2 ·
What is the Percentage Profit on a House Bought for $500 and Sold for $700?
- Rubies
- · Replies 3 ·
An exercise about rationalizing denominators
- Nekomimi
- · Replies 11 ·
Probability question: picking colored marbles out of a bag
- Rubies
- · Replies 11 ·
How much is the call out charge?
- Rubies
- · Replies 2 ·
Find percentage of red gumballs in this gumball machine
- Rubies
- · Replies 1 ·
Is 4m + 2k Equal to 6mk in Algebraic Simplification?
- Rubies
- · Replies 3 ·
Matrix Problem: Find A and B such that A = O, B =O, AB= O and BA =O
- Crystal037
- · Replies 4 ·
The t-test and the central limit theorem
- TytoAlba95
- · Replies 9 ·
Master Algebra Revision with Exam Tips & Methods | Boost Your Summer Exam Prep
- FocusMaths
- · Replies 6 ·
A bucket contains 11 letters....
- paddo
- · Replies 3 ·
Convert cylindrical coordinate displacement to Cartesian
- Madz99
- · Replies 1 ·
8 different items into 5 different boxes
- Danijel
- · Replies 4 ·
Triangle formed by tangents to a parabola
- takando12
- · Replies 3 ·
Find the number of integer solutions of a second degree polynomial equation
- Leo Consoli
- · Replies 13 ·
Understanding Units: Calculations with Units
- tomtomtom1
- · Replies 4 ·
What Is the Next Step in Solving for r(x) in the Polynomial Equation?
- songoku
- · Replies 27 ·
Find this angle given the triangle's Orthocenter
- kaloyan
- · Replies 8 ·
Combining Sine Functions: Simplifying with Trigonometry
- Benhur
- · Replies 3 ·
This cannot be right.... (Problem with Cymath?)
- Hammad Shahid
- · Replies 4 ·
Singular 3x3 Matrix: Solving & Understanding
- Seneka
- · Replies 4 ·
Proving |a|=|-a|: Using Cases and Triangle Inequality"
- stunner5000pt
- · Replies 6 ·
Where is my logic wrong (lottery problem)
- r0bHadz
- · Replies 7 ·
Calculating the half maximum point of a function
- roam
- · Replies 13 ·
What is the perimeter of a rectangle with a 3:2 ratio and an area of 294 dm2?
- EMEE_
- · Replies 5 ·
Solving (v+c)^3-3vc(v+c)-(v^3+c^3)=0: What am I Missing?
- ali PMPAINT
- · Replies 12 ·
Do Clocks A and B Show the Same Time After 72 Hours Despite Speed Differences?
- Benjamin_harsh
- · Replies 5 ·
How Do You Calculate the Probability of Repeated Letters in Random Strings?
- Robin04
- · Replies 1 ·
Probability - The fox and the rabbits
- Robin04
- · Replies 27 ·
Probability - Camera in a parallelogram shaped room
- Robin04
- · Replies 10 ·
If the farmer has 15 hectares of vegetables then what is the size of farm?
- Phisico
- · Replies 11 ·
Probability - Men and women meeting
- Robin04
- · Replies 11 ·
Probability - Girl visiting local pubs
- Robin04
- · Replies 24 ·
What percentage should be removed?
- Phisico
- · Replies 2 ·
A geometry problem with a circle and a bisected radius
- Akash47
- · Replies 6 ·
Understanding the Arctan Identity: Solving for Inverse Trigonometric Functions
- ali PMPAINT
- · Replies 6 ·
Is Size 6 the Right Fit for Me? Understanding Mean, Median, and Mode
- Phisico
- · Replies 1 ·
How many students total are in this class?
- Phisico
- · Replies 9 ·
Can Someone Explain Pie Charts to Me?
- Phisico
- · Replies 3 ·
Shortest path to a point that doesn't pass through the given circle
- JDStupi
- · Replies 5 ·
Finding the area of a parallelogram inside another
- Akash47
- · Replies 26 ·
Optimize Work and Time Equations: Formula for Calculating Completion Time"
- GlassBones
- · Replies 7 ·
Distribution of distances from the origin of randomly generated points
- Robin04
- · Replies 16 ·
Finding f(6) from a composite function
- Akash47
- · Replies 6 ·
What percentage should be removed?
- koiuuuuuuuuuuu
- · Replies 7 ·
Calculating Shoe Size Frequencies: Understanding and Solving for Missing Data
- koiuuuuuuuuuuu
- · Replies 4 ·
Specifying vertical asymptotes in periodic functions in set notation
- SubZer0
- · Replies 3 ·
Maximum Amplitude of a Function
- paulmdrdo
- · Replies 2 ·
Poisson distribution probability problem
- Seneka
- · Replies 9 ·
Finding range of a function using inequalities
- JC2000
- · Replies 2 ·
Volumes in different dimensions
- r0bHadz
- · Replies 6 ·
Equiprobable sample space: N Identical objects in K different containers
- Biker
- · Replies 9 ·
Counting Principles: 15 Ways Explained
- Seneka
- · Replies 4 ·
Finding the cardinal number for the intersection of two sets
- JC2000
- · Replies 11 ·
Derivation from simultaneous equations (Fabry-Perot etalon)
- roam
- · Replies 11 ·
How many nodes of each degree are there in this graph?
- r0bHadz
- · Replies 3 ·
How would we increase the rotation rate of very large structures in deep space?
- nonsense333
- · Replies 7 ·
Determine the x-intercept in terms of n
- Saracen Rue
- · Replies 8 ·