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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How High Must a Parabolic Arch Be for Minimum Clearance Over a Stream?
- ahmadmz
- · Replies 9 ·
Finding Centroid and Second Moment of Area for Complex Sections
- Chantry09
- · Replies 3 ·
Probability problem, very hard
- alexis866
- · Replies 3 ·
Factorials approximation problem
- karnten07
- · Replies 1 ·
How do I put this 3×3 matrix into canonical form?
- Physicsissuef
- · Replies 9 ·
Conversion from Parametric to Cartesian
- W3bbo
- · Replies 5 ·
Lengths of line secgment that bisect angle
- ER901
- · Replies 1 ·
How can permutations help with counting using probability?
- musicgold
- · Replies 4 ·
Do vector subspaces U and W from R^4 satisfy U+W = R^4?
- Physicsissuef
- · Replies 28 ·
Proving Triangle Angles Equation: cos^2 A + cos^2 B + cos^2 C + 2*cosA*cosB*cosC
- ER901
- · Replies 1 ·
Solving 2^(2x) - 3×2^(x+2) + 32 = 0
- projection
- · Replies 12 ·
Finding Values of 'a' for f ''(x) + f(x)=0
- oswald
- · Replies 5 ·
Modeling blood pressure with sinusoidal functions
- simplyshannon
- · Replies 15 ·
Math Problem. Cant figure it out but need the answer in like 2 hours
- BR24
- · Replies 13 ·
Solve Menelau's Theorem: Negative & Positive Lengths in a Plane
- disregardthat
- · Replies 0 ·
Fox population varying sinusoidally with minimum 200 at t=2.9 and maximum 800 at t=5.1
- Aphrodite08
- · Replies 2 ·
Are Zero's and Roots the Same Thing?
- viet_jon
- · Replies 4 ·
How to Determine Values for a and b in a 3x4 System for Infinite Solutions?
- Ewan_C
- · Replies 3 ·
Projectile Trajectory Radius Calculation: 30° Angle, 460m/s Velocity, 10s Time
- Chantry09
- · Replies 4 ·
Inverse Function f(x) = ln(e^2x + e^x + 1) Solution
- Master J
- · Replies 2 ·
Integrate Partial Fractions: x^3/(x^2-1)
- Firepanda
- · Replies 6 ·
Area of Goalbox vs. Area of Penalty Box (rationals)
- mike_302
- · Replies 3 ·
What is the value of x in the equation .4 = [20%]/[x]?
- Tarnix
- · Replies 6 ·
Graphing y=x-|x|
- mikebc
- · Replies 8 ·
Simplifying (y²+1)/(y²+1) and (t²-s²)/(s+t)²
- mike_302
- · Replies 10 ·
What does the domain notation 2<x<4 mean?
- Incog
- · Replies 2 ·
Mean value of n_i*n_j for a random unit vector in 3D space
- begyu85
- · Replies 3 ·
How Does Radian Measure Relate to Sector Area in a Circle?
- resresd
- · Replies 9 ·
Circumference of a parallelogram (diagnoals given only)
- ViresArcanum
- · Replies 3 ·
How do you use the unit circle to evaluate inverse functions
- algebra2
- · Replies 25 ·
Variations without repetition: Solving for 8 people on 12 seats
- Physicsissuef
- · Replies 4 ·
How Do You Plot the Curve of a Hyperbola with a Non-Zero Center?
- mikebc
- · Replies 6 ·
Solve Proof by Induction: Explain What's Wrong
- cepheid
- · Replies 3 ·
Evaluating 4sec(180°) - 2sin²(270°)
- Nexus555
- · Replies 7 ·
Find four numbers given sums of each group of three
- loves-to-run
- · Replies 1 ·
How many passwords with 2 letters and 3 digits from 3,4,5,6,7 with no repeats?
- fionadlegend
- · Replies 9 ·
Vectors - Projections and Components
- Altairs
- · Replies 7 ·
Matrix determinant proof problem
- hayze2728
- · Replies 2 ·
Very simple Simplification Question
- mike_302
- · Replies 3 ·
Finding tan[arcsin(-1/2) - arctan(3/4)]
- bdel89
- · Replies 8 ·
Understanding Gaussian Equation - Practical Uses
- hysen.gashi
- · Replies 6 ·
How Can You Transform Sin(t)*Sin(x) into f(x+t)+g(x-t) Using Trig Identities?
- Bassoonmac
- · Replies 1 ·
Average rate of change of f(x) = x² - 2x from x = 1
- Calmwater3000
- · Replies 1 ·
Solving Basic Transposition Problem: Isolating A and Finding its Value
- WildFlower
- · Replies 1 ·
How do you prove that a^0 = 1 for non-zero a?
- thinkies
- · Replies 4 ·
How can I solve fraction problems without a calculator?
- juniorb0y007
- · Replies 7 ·
Rationalizing Denominator: What Went Wrong in Multiplying by Conjugate?
- temaire
- · Replies 4 ·
Complex Zeros of a Polynomial Function Question
- jcsolis
- · Replies 1 ·
Is the Set of Positive Ordered Pairs Closed Under Scalar Multiplication?
- aznkid310
- · Replies 7 ·
How Do You Convert Cartesian Vector Coordinates to Cylindrical Coordinates?
- EugP
- · Replies 1 ·
Find the exact value of ln(ln[e^{e^{5}}])
- danielle36
- · Replies 9 ·
Checking geometric vector homework answers
- Macleef
- · Replies 4 ·
Is L(x,y) a Linear Transformation?
- aznkid310
- · Replies 4 ·
Mountain hiking: time and distance with different speeds
- thinkies
- · Replies 30 ·
Express Area as a function of r
- rocomath
- · Replies 12 ·
Setting up equations for word problems
- Saturnfirefly
- · Replies 3 ·
Linear equation 6+X = 3+(X/2) solved as quadratic by mistake
- Saturnfirefly
- · Replies 7 ·
Vector Equation of Straight Line: y=4x+3
- blackenedrose
- · Replies 3 ·
Finding the period of f(t) = cos(3πt) + ½sin(4πt)
- ChickenChakuro
- · Replies 12 ·
Solving Complex Logarithmic Equations
- duki
- · Replies 3 ·
Proving (sin x + sin 2x + sin 4x)/(cos x + cos 2x + cos 4x) = tan 2x
- questionn
- · Replies 14 ·
Astronomy Olympiad Estimation Question
- Himanshu
- · Replies 8 ·
Simplifying 6^1+6^-1 / 6^1-6^-1 and comparing 20^100 vs 400^20
- mike_302
- · Replies 6 ·
Check my solution to a radical equation
- scientist
- · Replies 6 ·
Why doesn't graph 2 look like this shape?
- temaire
- · Replies 3 ·
Chain drive sprocket system truck speed calculation
- Amaroq Zev
- · Replies 3 ·
Equations for Equal Tangent Lines at x = a and x = b in y = f(x) and y = g(x)
- TOONCES
- · Replies 4 ·
How can you solve cubic equations in R with multiple variables?
- santa
- · Replies 12 ·
(just joined) I with my pre ap precal; angular and linear velocity)
- Amaroq Zev
- · Replies 28 ·
4x4 determinant using upper triangular form
- aznkid310
- · Replies 2 ·
Assigning 12 workers to 4 jobs with specified team sizes
- Norway
- · Replies 3 ·
Complete cycle of a trig function.
- chay722
- · Replies 2 ·
Prove that the Given Equation is an (Trig) Identity
- TbbZz
- · Replies 6 ·
Linearizing x(t) = e^(-t/tau) sin(omega*t) for a position vs time graph
- romd
- · Replies 3 ·
Solving y² - 2y = x³ + 2x² + 2x + 3 for y
- jesuslovesu
- · Replies 4 ·
Can two nonzero perpendicular vectors sum to zero?
- Cursed
- · Replies 4 ·
How Do You Determine Which Function is Upper or Lower When Integrating?
- fk378
- · Replies 6 ·
Infinite geometric series problem
- sebastianbravom
- · Replies 5 ·
Sum of the square root of integers from 1 to n
- Thirit
- · Replies 2 ·
Trigonometry - finding the appropriate angle
- david18
- · Replies 6 ·
Is the Complex Conjugate of Sin Equal to Sin of the Conjugate?
- Pythagorean
- · Replies 2 ·
Find a point on the axis of a parabola
- FedEx
- · Replies 4 ·
How can I prove this algebraic manipulation equation?
- Frillth
- · Replies 4 ·
How do I find the equation of a secant line using two given points?
- rocomath
- · Replies 6 ·
Efficient Variable Solving with Maple: Logarithm Properties and Equations
- uman
- · Replies 1 ·
Integral of an exponential divided by a root function
- chaoseverlasting
- · Replies 3 ·
How Do You Solve Challenging A Level C2 Maths Problems?
- THC_addict
- · Replies 2 ·
When should I plug in (x+h) when determining slopes in calculus?
- Obsidian
- · Replies 6 ·
How Do You Solve a Polynomial with Two Unknowns and Given Roots?
- AFG34
- · Replies 22 ·
Solve Equation: ln(BER/2)=-rT?
- dervast
- · Replies 4 ·
How can I use iteration to compute a continued fraction for pi in Matlab?
- mayeeta
- · Replies 4 ·
Sum of all integers from n to 2n
- iamhumble
- · Replies 7 ·
Proving the Maximum and Minimum Values of Absolute Value Functions
- silvashadow
- · Replies 3 ·
Evaluating -3^4 + (-3)^3 - (-3)^2
- .hacker//Kazu
- · Replies 3 ·
Finding power sums S_n for roots of x³-x-1=0
- rock.freak667
- · Replies 7 ·
Solve for F: \displaystyle{F = \frac{9}{5}(20) + 32}F = 68 degrees Fahrenheit
- Holocene
- · Replies 4 ·
Solving Logarithm Overkill: Find Exact Value for ln(ln[e^{e^{5}}])
- danielle36
- · Replies 2 ·
Conditional and joint probabilities with 24 prizes
- rock.freak667
- · Replies 7 ·
Simple word problem involving exponents
- danielle36
- · Replies 3 ·
Are two signals that make up a periodic signal necessarily periodic?
- ChickenChakuro
- · Replies 2 ·