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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Graphing y = -2 + sin(θ/3 - π/12)
- iRaid
- · Replies 2 ·
Equality of functions and mods
- Jim01
- · Replies 3 ·
Solving 3 variables - simultaneous equations
- orangesun
- · Replies 2 ·
Triangle's elementary geometry problem
- Vahn
- · Replies 3 ·
How Do You Solve a Binomial Expansion Problem with Given Series Terms?
- Peter G.
- · Replies 11 ·
What Is a Complex Conjugate and How Is It Used in Problem Solving?
- c299792458
- · Replies 1 ·
How Can You Simplify This Complex Fractional Expression?
- scoobiedoober
- · Replies 3 ·
Can you take the natural logarithm of both sides of an equation?
- NonAbelian
- · Replies 10 ·
Why is 3i√3/2 written as 3√3i/2 in complex solutions?
- Menomena
- · Replies 3 ·
Calculate Half Life Values using First Order Kinetics Formula
- Miike012
- · Replies 2 ·
Using Trapezoid Rule Twice huh?
- issh
- · Replies 3 ·
What is the solution to finding the sum of square sin() functions?
- Aikon
- · Replies 3 ·
Having trouble setting up this Trig problem.
- jrjack
- · Replies 5 ·
How can I solve a trigonometric equation using algebra?
- Peter G.
- · Replies 4 ·
Prove equations for asymptotes of standard hyperbola
- JsStewartFan
- · Replies 5 ·
Easy trig question that I am having trouble with
- nicksbyman
- · Replies 5 ·
Finding y = 2.3×10⁵ + 6.1×10⁶ + 3.2×10⁷ without a calculator
- MatheusMkalo
- · Replies 4 ·
Solving Exponentiation Problem Without Logarithm
- MatheusMkalo
- · Replies 4 ·
Finding asymptotes of hyperbola 2x²/3 - y²/2 = 1
- sltungle
- · Replies 4 ·
Finding population one and four years ago with 2.7% annual growth
- Peter G.
- · Replies 1 ·
How Many Terms to Achieve a Difference of 0.00001 in Infinite Summation Series?
- Peter G.
- · Replies 1 ·
Log equation with two raised variables
- QuarkCharmer
- · Replies 11 ·
Binomial Theorem: Is 11n+2 + 122n+1 divisible by 113, 123, or 133 for n in N?
- Saitama
- · Replies 27 ·
What Is the Cardinality of Nested Power Sets?
- battousai
- · Replies 5 ·
Permutation and counting problem
- cientifiquito
- · Replies 2 ·
Reversing angular and linear formulas to find rpm.
- jrjack
- · Replies 4 ·
Probability and statistics problem
- lunds002
- · Replies 2 ·
Complex Numbers finding values
- lunds002
- · Replies 7 ·
Solve the equation log (little 3) X + log (little6) X = 2
- jupiter_8917
- · Replies 1 ·
Parametric equation of an intersection.
- -Dragoon-
- · Replies 6 ·
Basic Probability: choosing without replacement
- lunds002
- · Replies 1 ·
Finding mean car accidents for a year from monthly periods
- lunds002
- · Replies 2 ·
What's wrong with this proof about disjoint families of sets?
- Dansuer
- · Replies 6 ·
Balancing angles in a polygon with angular error of closure
- raiderUM
- · Replies 1 ·
Trigonometry - compound angels
- Michael_Light
- · Replies 3 ·
A paragraph on circles and cylinders
- murshid_islam
- · Replies 8 ·
How Accurate Is the New Blood Test in Detecting Disease?
- lunds002
- · Replies 13 ·
Finding the Sum of Perpendiculars in a 24-Sided Polygon Inscribed in a Circle
- armolinasf
- · Replies 7 ·
Probability of a-b > 3 in Randomly Selected Intervals
- ee1215
- · Replies 1 ·
General formula for finding the sum of sequences and series?
- JLol
- · Replies 1 ·
Is Zero Divisible by Zero and Four?
- cragar
- · Replies 6 ·
Solve Equation f for (0,80) (2,64) (4,54) (6,48) (8,44)
- autodidude
- · Replies 22 ·
Finding the coordinates of a point on a line: Vectors
- lunds002
- · Replies 6 ·
Equation for line connecting 2 planes
- ampakine
- · Replies 4 ·
How to Sketch the Curve y^2 = x^3?
- aurao2003
- · Replies 2 ·
Simple harmonic motion in a string
- aurao2003
- · Replies 2 ·
Something i've been wondering about in an expressable format
- Curd
- · Replies 8 ·
Volume and plane intersecting sphere
- FortranMan
- · Replies 3 ·
Half Angle Formulas: No Negative Square Roots
- armolinasf
- · Replies 2 ·
Solving for x in Simple Exponential Problem
- thelannonmonk
- · Replies 5 ·
Problem in similarity of triangles
- agnibho
- · Replies 4 ·
Solve Math Problem: (8sq*7x)-2(3+4x)
- jd0011
- · Replies 3 ·
Using vectors to calculate tension.
- -Dragoon-
- · Replies 2 ·
Polynomial Inequalities - Finding the solution set?
- nukeman
- · Replies 7 ·
Shifting coordinate system in 2D solving simultaneous equation
- SUDOnym
- · Replies 3 ·
Fibonacci Variation: Find the Recurrence Relation
- Jim01
- · Replies 3 ·
Finding p(2008) for alternating polynomial with coefficients 2009 to 1909
- juantheron
- · Replies 7 ·
How can I factorise cubic equations using a simple method?
- TFM
- · Replies 14 ·
Identities for solving log questions
- Saitama
- · Replies 96 ·
How can I simplify this calculus problem involving algebraic manipulation?
- Haldhad
- · Replies 7 ·
What is the Projection of Line M_1P on Plane \pi?
- chmate
- · Replies 2 ·
Finding students with C− but not B− grades
- zorro
- · Replies 3 ·
Sequences that satisfay the same recurrence relation
- Jim01
- · Replies 5 ·
Using the limit definition to find the derivative of f(x) = x² - 4x
- epatjn
- · Replies 2 ·
Why is P(Meghan wins and John loses) = 9/55, not 18/55?
- zorro
- · Replies 7 ·
How can I find angles that satisfy 3sin(2x) = sin(x)?
- Peter G.
- · Replies 5 ·
How to find the solution (x,y)
- homevolend
- · Replies 4 ·
Cosine and sine equations for Six Flags wave with 3 ft trough and 32 ft crest
- jln1
- · Replies 15 ·
Three trigonometric identities and inverses for precalculus final
- esploded
- · Replies 2 ·
How many five card hands can you have if?
- mHo2
- · Replies 10 ·
Probability of Drawing Objects From a Golf Bag
- lacrotix
- · Replies 10 ·
Calculating for unknown vector.
- -Dragoon-
- · Replies 4 ·
Trigonometric Formulas, Identities and Equation
- palui123
- · Replies 5 ·
What Is the Next Number in This Challenging Sequence?
- Leonidas
- · Replies 9 ·
Solving 2sin2x - sin x = 0 in domain [0, 2π]
- Peter G.
- · Replies 5 ·
How Do You Determine the Minimum Length of a String in Trigonometric Motion?
- ProPM
- · Replies 5 ·
How Do You Formulate a Quadratic Equation with Given X-Intercepts?
- unistudent123
- · Replies 3 ·
Why is (-1)^(2/3) undefined on calculators?
- RichardParker
- · Replies 13 ·
Setting manual interpolation choices as defaults for next MATLAB run
- myah
- · Replies 1 ·
Find a value of the angle from the given equation
- Chuckster
- · Replies 6 ·
How Do Logarithms Solve Real-World Problems?
- KrimsonB
- · Replies 4 ·
Tricky Oblique Parabola Question?
- math12345
- · Replies 1 ·
How to solve 10/(1-x)² + 5/x² - 10/(1+x)² = 0
- anonymity
- · Replies 5 ·
Function: Find the range of the funtion
- Michael_Light
- · Replies 1 ·
Anti-aircraft gun hitting aircraft at 3500m height
- ishterz
- · Replies 4 ·
How Do You Solve These Tricky Arithmetic Sequence Problems?
- asd1249jf
- · Replies 6 ·
Conditionnal moments of a normal distribution
- finanmath
- · Replies 2 ·
Is 11^n - 4^n a Multiple of 7? Proving with Mathematical Induction
- Barbados_Slim
- · Replies 1 ·
The difference btwn marginal distribution and conditional distribution ?
- Dani16
- · Replies 2 ·
Mathematical induction w/ Summation question
- Jim01
- · Replies 3 ·
Conditional expectation of exponential random variable given X > a
- new_for_ever
- · Replies 1 ·
How to Prove 1+2n ≤ 3^n for All Positive Integers by Induction?
- zeion
- · Replies 8 ·
Given f:x -> (x-1)(x-3), for x ≤ c
- Michael_Light
- · Replies 3 ·
Why does a²+b²=1 force a=sin(θ), b=cos(θ)?
- Gwilim
- · Replies 4 ·
Sketch a possible graph of a function, f that has following properties ?
- Kazane
- · Replies 3 ·
How Do You Find the Equation of a Tangent Line to a Circle?
- nukeman
- · Replies 17 ·
Finding the Equation of an Ellipse
- CeceBear
- · Replies 7 ·
Solving a Sequence to Find an Equation
- Phyzwizz
- · Replies 2 ·
What is a monotonic sequence and how do you determine its boundedness?
- Barbados_Slim
- · Replies 5 ·
Circles and Triangles: Solving for X with Geometry
- MatheusMkalo
- · Replies 1 ·