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.
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
564
MHB Volume and surface area of "One World Trade Center"
Replies
6
Views
2K
Probability related to cumulative distribution function
Replies
4
Views
587
Two link planar robot elbow errors in textbook (Inverse kinematics)
Replies
3
Views
470
Poisson Probability Distribution Problem
Replies
19
Views
12K
Find the value of ##k^2## in the problem involving trigonometry
Replies
7
Views
905
Prove that ## 4\tan^{-1}\left[\dfrac{1}{5}\right]- \tan^{-1}\left[\dfrac{1}{239}\right]= \dfrac{π}{4}##
Replies
13
Views
684
Ratio of the sum of ##n## terms of two AP series
Replies
9
Views
494
Decompose 4x4 determinant into 24 determinants -- How many are zero?
Replies
1
Views
449
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
754
Prove 0<a<1, 0<b<1, then ab<a
Replies
4
Views
507
Understanding Cubic Factorization: Solving for Roots with a and -2a
Replies
6
Views
536
Identifying matrices as REF, RREF, or neither
Replies
1
Views
639
Limit to Infinity of Quotient with Square Root - Reducing the Equation
Replies
8
Views
497
Proving a trigonometric identity with ##\sin^4## s and ##\cos^4## s
Replies
12
Views
639
Binomial Theorem - determine the term with...
Replies
18
Views
1K
Roots of a polynomial mixed with a trigonometric function
Replies
14
Views
731
Difference between -3² and (-3)² ?
2
Replies
53
Views
2K
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
716
Find the smallest value of angle ##α + β ##
Replies
11
Views
644
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
548
Solve the given problem involving: ##\tan^{-1} (2x+1)+ \tan^{-1} (2x-1)##
Replies
10
Views
525
Solve the problem that involves diameter of the Bullseye
Replies
2
Views
454
Partial Fraction Decomposition
Replies
4
Views
748
Prove that the given inverse trigonometry equation is correct
Replies
5
Views
505
Show that the ratio ##x+y:x-y## is increased by subtracting ##y##
Replies
4
Views
594
I don't get a step with this quadratic question
Replies
12
Views
628
Solve these simultaneous equations
Replies
6
Views
531
Solve the given simultaneous equations
Replies
8
Views
589
Negative sign in cube root
Replies
4
Views
525
Solve for ##u## and ##v## in the given equations
Replies
2
Views
401
Solve the given simultaneous equations in x^2, x and y
Replies
1
Views
447
Solve the simultaneous equations involving x, y, and their squares
Replies
2
Views
450
Simplifying (b-a)/(a-b): A Scientific Approach
Replies
10
Views
644
Question about this technique for solving simultaneous equations
Replies
4
Views
543
Number of ways to partition n persons and probability to form n groups
Replies
10
Views
1K
Applications of algebraic expressions
Replies
6
Views
560
Probability using combinations or alternatives
Replies
12
Views
919
How many positive integers x satisfy this logarithmic inequality?
Replies
2
Views
512
Basic probability question (1 boy + 2 girls of a group of 7)
Replies
6
Views
722
Find the total number of ways of coloring the eight regions
Replies
7
Views
863
Question about permutation formula -- How to use the formula when r = 0 ?
Replies
6
Views
653
Discover Circle Theorem Help for Triangle PST: PSR Angle = 77 Degrees
Replies
1
Views
449
Find the area of the quadrilateral OCBAO
Replies
8
Views
531
Calculating Cable Turns for a Job
Replies
5
Views
984
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
789
Solve the given problem involving logarithms
Replies
18
Views
976
Prove this variation: If a+b ∝ a-b, prove that a^2+b^2 ∝ ab
Replies
11
Views
844
Proving trig identities -- Is the method related to the unit circle?
2
Replies
54
Views
2K
Derivative of a piecewise function
Replies
6
Views
499
Solving for a, b, and c in this equation for $ revenue for a circus
Replies
4
Views
543
Solve the given problem that involves binomial theorem
Replies
2
Views
521
Ideal Straight Line Fit for a Temperature Sensor Output
Replies
2
Views
443
Baffled by old school exam
Replies
34
Views
2K
Finding compound interest formula
Replies
2
Views
579
Solve the given problem that involves Trigonometry
Replies
7
Views
545
Find the possible values of angle ##∠ADB##
Replies
2
Views
475
Determine the position vector of ##C##
Replies
1
Views
451
Prove that these three ratios are equivalent
Replies
11
Views
791
Adding square roots of ##i## leading to different answers!
Replies
21
Views
690
Stumped by the algebraic steps in this equation
Replies
5
Views
684
Vector addition and subtraction
Replies
13
Views
832
Calculating Radius & Water Depth of a Spherical Bowl
Replies
7
Views
2K
Evaluating the angle theta using inverse sin
Replies
4
Views
655
Finding the solution to system of 3 equations with 3 unknowns
Replies
2
Views
506
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
618
Form a Linear Equation for the Value of this equipment during the 10 years it will be in use
Replies
3
Views
1K
Is it possible to find a number x such that 5 < x < 1?
Replies
26
Views
942
If 1=5, 2=25, 3=125,4=1880, 5=?
Replies
8
Views
2K
Number of lines equidistant from four points on a plane
Replies
2
Views
819
Chance of Selecting Twins from Group of 30 [Solved!]
Replies
24
Views
917
Plotting points in three-dimensional space
Replies
8
Views
834
Trying to understand the property of absolute value inequality
2
Replies
38
Views
1K
Using inverses to solve systems of equations
Replies
4
Views
508
"Calculating Korifice Value in Cranes TP 410M, Problem 7-12
Replies
6
Views
998
Solve 2 Triangle Problem: Calculate Exact Value of x
Replies
7
Views
1K
Is it ok to assume matrices A and B as identity matrix?
Replies
25
Views
813
Find the GCD of the given complex numbers (Gaussian Integers)
Replies
4
Views
974
Solving Equations: Does Squaring Make False True?
Replies
20
Views
690
Proving inverse of a 2 x 2 matrix is really an inverse
Replies
3
Views
630
Help with inverse matrix's
Replies
3
Views
730
Problems in manipulating these 4 radical equations
Replies
8
Views
723
Show that ##f(x)=2',1',2'## in the irreducible Polynomial
Replies
8
Views
609
Transformations to both sides of a matrix equation
Replies
25
Views
890
Is there a rule that states that I should not divide in this scenario?
Replies
10
Views
552
Deriving algebraic definition of cross product
Replies
12
Views
759
Free variables for a matrix in REF
Replies
3
Views
1K
Gauss-Jordan Elimination algorithm steps
Replies
1
Views
430
Finding vectors parallel to a given vector
Replies
5
Views
910
Identifying the type of expression
Replies
3
Views
409
Finding the value of lambda so that two lines are parallel
Replies
6
Views
803
Exploring the Math of Glucose Polymers: Understanding 6^n
Replies
6
Views
599
Interchanging x and y for inverse function
Replies
13
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