Precalculus Mathematics Homework Help Forum

Post thread
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.
Trying to resolve a volume calculation
Replies
2
Views
641
Finding a conditional probability from joint p.d.f
Replies
4
Views
584
A gardener collected 17 apples...
Replies
32
Views
917
Prove that terms cyclic in ##a,b,c##, are in ##\text{AP}##
Replies
7
Views
1K
Rounding Errors to nearest 10cm
Replies
26
Views
2K
Solve the given inequality Q. 21
Replies
2
Views
591
Question about the property of PDF
Replies
8
Views
856
Show that these equations are linearly dependent using Mathematica
Replies
6
Views
687
Quantitative reasoning problem
Replies
5
Views
621
Find the sum of the coefficients of ##(x+y)^{16}##
Replies
5
Views
587
Why is ##^{2m}C_m## equivalent to ##\dfrac{2m!}{m!m!}##?
Replies
6
Views
711
Help please with De Moivre's Theorem (raising a complex number to a power)
Replies
16
Views
1K
In the expansion of ##(1+x)^n##, the coefficients of terms equidistant from the beginning and the end are equal
Replies
3
Views
697
Find the smallest integer ## a>2 ## such that ## 2\mid a ##
Replies
3
Views
953
Optimizing Null Space Solutions: How to Remove Zeros in Rank Deficient Matrices
Replies
10
Views
649
Complex mapping z ↦ ω = (z − a)/(z − b)
Replies
5
Views
574
Partial Permutation, Combination question for buying dogs at the pet store
Replies
19
Views
861
How can we fairly distribute food among four people with different appetites?
Replies
27
Views
640
What is a point of using complex numbers here?
Replies
3
Views
543
Statistics and Probabilities: How many type A pigs from the farm's herd of 1,000 pigs have 3 DYL blood?
Replies
21
Views
690
Combination, partial permutation
Replies
1
Views
466
Drawing marked balls from an urn
Replies
10
Views
839
Basic counting methods — integers between 1 and 100 that are divisible by 7
Replies
19
Views
991
Inequalities With negative numbers and switching x -- therefore switching the sign
Replies
8
Views
511
S=u*t+a*t^2/2 VS ratio 1:2:3:5... t1/t10= ...
Replies
8
Views
856
Find an integer having the remainders ## 1, 2, 5, 5 ##
Replies
7
Views
1K
Basic combinatorics: How many ways can 4 boys and 4 girls sit in a row such that no 2 girls sit together?
Replies
27
Views
1K
A railway carriage will accommodate 5 passengers on each side
Replies
4
Views
662
MHB Volume and surface area of "One World Trade Center"
Replies
6
Views
2K
Probability related to cumulative distribution function
Replies
4
Views
676
Two link planar robot elbow errors in textbook (Inverse kinematics)
Replies
3
Views
553
Poisson Probability Distribution Problem
Replies
19
Views
12K
Find the value of ##k^2## in the problem involving trigonometry
Replies
7
Views
1K
Prove that ## 4\tan^{-1}\left[\dfrac{1}{5}\right]- \tan^{-1}\left[\dfrac{1}{239}\right]= \dfrac{π}{4}##
Replies
13
Views
771
Ratio of the sum of ##n## terms of two AP series
Replies
9
Views
576
Decompose 4x4 determinant into 24 determinants -- How many are zero?
Replies
1
Views
569
Solve ## 4x+51y=9: x=15+51t, y=-1-4t ##
Replies
2
Views
1K
Solve the equation: ##\tan x ⋅\tan 4x = 1##
Replies
4
Views
860
Is My Proof That ab<a Correct Given 0<a<1 and 0<b<1?
Replies
4
Views
605
Understanding Cubic Factorization: Solving for Roots with a and -2a
Replies
6
Views
623
Identifying matrices as REF, RREF, or neither
Replies
1
Views
800
Limit to Infinity of Quotient with Square Root - Reducing the Equation
Replies
8
Views
624
Proving a trigonometric identity with ##\sin^4## s and ##\cos^4## s
Replies
12
Views
747
Binomial Theorem - determine the term with...
Replies
18
Views
1K
Roots of a polynomial mixed with a trigonometric function
Replies
14
Views
854
Difference between -3² and (-3)² ?
2
Replies
53
Views
3K
Matrices: if AB=A and BA=B, then B^2 is equal to?
Replies
18
Views
2K
Are the following statements true? (1) a∈{{a},{a,b}} and (2) b∈{{a},{a,b}} true?
Replies
8
Views
809
Find the smallest value of angle ##α + β ##
Replies
11
Views
745
An inequality involving ##x## on both sides: ##\sqrt{x+2}\ge x##
Replies
3
Views
1K
Solve the problem that involves ##\cos^{-1} x + \cos^{-1}y##
Replies
3
Views
657
Solve the given problem involving: ##\tan^{-1} (2x+1)+ \tan^{-1} (2x-1)##
Replies
10
Views
604
Solve the problem that involves diameter of the Bullseye
Replies
2
Views
517
Partial Fraction Decomposition
Replies
4
Views
828
Prove that the given inverse trigonometry equation is correct
Replies
5
Views
596
Show that the ratio ##x+y:x-y## is increased by subtracting ##y##
Replies
4
Views
682
I don't get a step with this quadratic question
Replies
12
Views
713
Solve these simultaneous equations
Replies
6
Views
614
Solve the given simultaneous equations
Replies
8
Views
636
Is ##9\sqrt[3]{-3}## Equivalent to ##-9\sqrt[3]{3}##?
Replies
4
Views
588
Solve for ##u## and ##v## in the given equations
Replies
2
Views
452
Solve the given simultaneous equations in x^2, x and y
Replies
1
Views
539
Solve the simultaneous equations involving x, y, and their squares
Replies
2
Views
540
Simplifying (b-a)/(a-b): A Scientific Approach
Replies
10
Views
716
Question about this technique for solving simultaneous equations
Replies
4
Views
653
Number of ways to partition n persons and probability to form n groups
Replies
10
Views
1K
Applications of algebraic expressions
Replies
6
Views
613
Probability using combinations or alternatives
Replies
12
Views
1K
How many positive integers x satisfy this logarithmic inequality?
Replies
2
Views
603
Basic probability question (1 boy + 2 girls of a group of 7)
Replies
6
Views
796
Find the total number of ways of coloring the eight regions
Replies
7
Views
925
Question about permutation formula -- How to use the formula when r = 0 ?
Replies
6
Views
738
Discover Circle Theorem Help for Triangle PST: PSR Angle = 77 Degrees
Replies
1
Views
541
Find the area of the quadrilateral OCBAO
Replies
8
Views
604
Calculating Cable Turns for a Job
Replies
5
Views
1K
Solve the problem that involves iteration
Replies
21
Views
1K
Solve the given problem involving functions: f(x)=|ax-b| and y=f(x)+c
Replies
19
Views
935
Solve the given problem involving logarithms
Replies
18
Views
1K
Prove this variation: If a+b ∝ a-b, prove that a^2+b^2 ∝ ab
Replies
11
Views
952
Proving trig identities -- Is the method related to the unit circle?
2
Replies
54
Views
2K
Derivative of a piecewise function
Replies
6
Views
559
Solving for a, b, and c in this equation for $ revenue for a circus
Replies
4
Views
613
Solve the given problem that involves binomial theorem
Replies
2
Views
601
Ideal Straight Line Fit for a Temperature Sensor Output
Replies
2
Views
540
How Did 1886 Dutch Students Solve This Complex Math Problem?
Replies
34
Views
2K
Finding compound interest formula
Replies
2
Views
659
Solve the given problem that involves Trigonometry
Replies
7
Views
645
Find the possible values of angle ##∠ADB##
Replies
2
Views
568
Determine the position vector of ##C##
Replies
1
Views
512
Prove that these three ratios are equivalent
Replies
11
Views
881
Adding square roots of ##i## leading to different answers!
Replies
21
Views
798
How Did the Author Derive the Perfect Square from the Algebraic Equation?
Replies
5
Views
779
Vector addition and subtraction
Replies
13
Views
926
Calculating Radius & Water Depth of a Spherical Bowl
Replies
7
Views
2K
Evaluating the angle theta using inverse sin
Replies
4
Views
739
Finding the solution to system of 3 equations with 3 unknowns
Replies
2
Views
557
Complex numbers confusion (how they got this expression in orange to become -1)
Replies
25
Views
1K
Conceptual question on equations of the form ##x=ay^2+by+c##
Replies
5
Views
720
Form a Linear Equation for the Value of this equipment during the 10 years it will be in use
Replies
3
Views
2K
Is it possible to find a number x such that 5 < x < 1?
Replies
26
Views
1K

Precalculus Homework Help

Precalculus Homework Help involves providing support to students working on assignments related to precalculus, a preparatory course that covers mathematical concepts essential for calculus.

This assistance includes clarifying precalculus topics such as functions, trigonometry, algebraic expressions, and graphing. Tutors or resources offering precalculus homework help aim to reinforce students' understanding of foundational mathematical principles and prepare them for the more advanced concepts introduced in calculus.

By offering explanations, guidance on problem-solving techniques, and additional practice, precalculus homework help contributes to students' success in mastering the fundamental mathematical skills required for higher-level coursework in mathematics and related fields.

Hot Threads

Recent Insights

Back
Top