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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Why is the endpoint excluded in sawtooth wave periodicity?
- solve
- · Replies 9 ·
How can I solve this uniform distribution question?
- jsmith613
- · Replies 3 ·
Finding line segment length between two fartherst corners of a cube.
- LearninDaMath
- · Replies 1 ·
Nickels and Dimes = some amount, how many nickels?
- LearninDaMath
- · Replies 2 ·
Modeling Tidal Changes with Cosine Functions
- jlhmom
- · Replies 2 ·
Proving Cyclic Quadrilateral: Opposite Angles Sum 180°
- physics kiddy
- · Replies 2 ·
Find 4th Tangent for 2 Circles Coordinate Geometry
- Michael_Light
- · Replies 9 ·
Solving Trigonometry Problem: sin θ / √1-sin^2 θ
- luigihs
- · Replies 6 ·
What is the Probability of Choosing a Burger at a Restaurant?
- decly
- · Replies 7 ·
Can a Grasshopper Reach Infinite Points on a Number Line?
- niwaone
- · Replies 17 ·
How to Find the Solution to 3^x = x^2?
- Benn
- · Replies 4 ·
How Do I Solve Sin A(4.625A + 171.87) = 229.16?
- ISX
- · Replies 4 ·
Linear transformation T: R3 -> R2
- aero_zeppelin
- · Replies 8 ·
Poisson Distribution for Drill Stock Management
- jsmith613
- · Replies 5 ·
How to use Euclids algorithim to find LCM?
- 0-RWHP
- · Replies 3 ·
Graphing y=2sec(3x-pi) with non-standard period
- nando94
- · Replies 6 ·
How to prove a strictly diagonally dominant matrix is convergent
- bubokribuck
- · Replies 1 ·
What is the source of my confusion about inequality?
- Miike012
- · Replies 1 ·
Coordinate Geometry: Finding the Locus of a Midpoint on a Curve
- Michael_Light
- · Replies 1 ·
What is the distance of the tangent between two circles
- poioip
- · Replies 16 ·
Checking six trigonometric identity proofs
- solve
- · Replies 5 ·
Are collinear vectors always scalar multiples of each other?
- Chris L
- · Replies 4 ·
Symmetric of a point relative to a line
- Acut
- · Replies 4 ·
Finding values of S where a square cannot be constructed
- bubokribuck
- · Replies 1 ·
Problem on quadratic polynomial.
- sankalpmittal
- · Replies 33 ·
Equations Quadratic in Form ;_;
- Matthewkind
- · Replies 2 ·
How to graph f(x) = ln|3x-6| with the modulus inside
- RCB
- · Replies 15 ·
Basic Algebra Simplifying a complex fraction
- Femme_physics
- · Replies 14 ·
Proof of Symmetry for x^2 + 4y^2 = 1 Curve without Graph Drawing
- hms.tech
- · Replies 4 ·
Logical solving problems (brainy and tricky)
- niwaone
- · Replies 11 ·
X = ((384x/(y+384))*y+384(384x/(y+384)))/384
- johnnyamerica
- · Replies 33 ·
Math Stellar numbers IB portfolio
- ihumayun
- · Replies 8 ·
Exponential grows faster than polynomial
- koroviev
- · Replies 2 ·
How Do You Calculate the Number of Microstates in Money Distribution?
- toreil
- · Replies 4 ·
How Do You Prove a Sigma Notation Equality Using Induction?
- jesusjones
- · Replies 2 ·
Do these 3 systems of equations all all define the same curve?
- nickadams
- · Replies 1 ·
Prove that -|x| ≤ x ≤ |x| for any real number
- mindauggas
- · Replies 3 ·
Sinusoidal Wave: What is Time Displacement?
- greg997
- · Replies 4 ·
Quick Elementary Combinatorics Question / Verification
- tylerc1991
- · Replies 1 ·
Non linear resistance, logs and graph
- greg997
- · Replies 7 ·
A somewhat simple Probabilty problem
- Whitishcube
- · Replies 11 ·
Do elementary row operations change a matrix?
- kougou
- · Replies 4 ·
Proving the parallelogram law with the distance formula
- nickadams
- · Replies 10 ·
Absolutely clueless on how to do this Geometry Help
- Frogeyedpeas
- · Replies 20 ·
Proof of an expression involving absolute value
- mindauggas
- · Replies 4 ·
Factoring a third degree polynomial as part of a limits problem
- EcKoh
- · Replies 5 ·
Solve sin x + cos x + tan x + cot x + sec x + csc x + 2 = 0
- songoku
- · Replies 20 ·
Can you simplify 2e^(ln12/2) and 2e^(ln6/2)?
- jrjack
- · Replies 10 ·
Algebra - Is it possible to solve it in terms of r?
- Femme_physics
- · Replies 8 ·
Set of points specified by x^2 + y^2 <= 4x + 4y
- nickadams
- · Replies 4 ·
Locus of points question. (I think?)
- nickadams
- · Replies 10 ·
How to calculate the interest forumula
- Banaticus
- · Replies 7 ·
Permutation and combination question.
- vkash
- · Replies 3 ·
What is an indexed family of sets. I need a simple example
- Ahmed Abdullah
- · Replies 7 ·
Proof the trig sum and difference identities
- nando94
- · Replies 5 ·
Two machines working together complete a job in 5 hours
- mindauggas
- · Replies 6 ·
Diagonalization, eigenvectors, eigenvalues
- aznkid310
- · Replies 4 ·
Simplifying 4^(7/3) - 12^(4/3) with fractional exponents
- mgmarygg
- · Replies 3 ·
Find the irreducible quadratic factors of
- bingo92
- · Replies 3 ·
Stats - Probability of redrawing a ball (draw, replace)
- Michael805
- · Replies 3 ·
Using the series expansion of e^KX, evaluate 2^-3.4 accurate to 3 dp?
- solve
- · Replies 6 ·
Solving for x in |x+3|+|x-1|=5
- nickadams
- · Replies 4 ·
What are the domain and range of this relation
- checkitagain
- · Replies 7 ·
IQ Question on teams and matches
- physics kiddy
- · Replies 6 ·
Stats - find the distribution function of an infinite sample space.
- dtsar
- · Replies 1 ·
Nature of roots of quadratic equations
- thornluke
- · Replies 6 ·
Is there anything wrong with this algebraically?
- tahayassen
- · Replies 3 ·
Does Solving x - √2 = 0 Imply x = ±√2?
- frozonecom
- · Replies 36 ·
Proving LS=RS in Trigonometry?
- tahayassen
- · Replies 8 ·
How to prove sin2x - tan2x = -2(sinx)²(tan2x)
- tahayassen
- · Replies 8 ·
LHS = (p+1)^2 + (p+1) = p^2 +2p +1RHS= 2^(p+1) = 2^p *2 = 2(p^2 + p)
- Firben
- · Replies 5 ·
By choosing a suitable value of x, sum the series
- bubokribuck
- · Replies 24 ·
Finding Approximation for X in m^2 $\gg$ $\mu^2$
- ryanwilk
- · Replies 7 ·
Calculating tan2x: cosx=12/13, x=[3pi/2, 2pi]
- tahayassen
- · Replies 4 ·
Solving r sin a = t cos θ - r cos a cos θ for a
- Zula110100100
- · Replies 17 ·
Can You Find the Area of an Irregular Square with Given Side Lengths?
- stglyde
- · Replies 5 ·
Converting rectangular to polar
- kElect
- · Replies 5 ·
How can I express A and B as fractions from c = A b/a + Bd?
- Monster92
- · Replies 1 ·
What is the area of this parallelogram?
- eXoo
- · Replies 7 ·
A set A of n elements has n(n-1)/2 subsets of 2 elements
- dpesios
- · Replies 2 ·
What is the Probability of Choosing the Correct Answer?
- Miike012
- · Replies 7 ·
Difference between medians, altitudes and angle bisectors in triangles
- zeion
- · Replies 3 ·
Finding the equation of a secant line through two points
- darshanpatel
- · Replies 14 ·
Is it possible for x to be negative in the equation arcsin x + arcsin 2x = pi/2?
- Michael_Light
- · Replies 2 ·
Finding k when f(x) = k(-x³ - 4x - 9) has inverse with f⁻¹(7) = 1
- darshanpatel
- · Replies 12 ·
Water balloon surface area formula with 2:1 volume ratio
- darshanpatel
- · Replies 3 ·
Finding k values for 4√x = 2x + k with 0, 1, or 2 solutions
- darshanpatel
- · Replies 7 ·
How to Calculate Population Change in the United States?
- darshanpatel
- · Replies 4 ·
What is the Solution to the Logarithmic Discrepancy Equation?
- physicsdreams
- · Replies 7 ·
Finding the roots of polynomial equations
- Skaterkid
- · Replies 3 ·
Solve e^(2 x)-e^x-12 = 0 for x
- physicsdreams
- · Replies 3 ·
Are there infinitely many Ulam numbers?
- pc2-brazil
- · Replies 9 ·
Find a solution to an equation with 2 variables
- xeon123
- · Replies 11 ·
What is the sum of cubes in a series up to 'n' terms?
- draotic
- · Replies 1 ·
What Is the Probability That Three Men Will Take the Same Driving Test?
- Jason Stock
- · Replies 7 ·
Finding the center of an Ellipse?
- Cryptologica
- · Replies 4 ·
Properties of Logarithms, Division and Multiplication
- Chase.
- · Replies 1 ·
Finding probability for uniform distribution on a rectangular screen
- jsmith613
- · Replies 6 ·
Solving Simultaneous Equations Using Logarithms
- synkk
- · Replies 3 ·
How do you factor x²-1 into (x+1)(x-1)?
- goodabouthood
- · Replies 17 ·