Precalculus Mathematics Homework Help Forum

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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.
Is the Normal Distribution a Good Approximation for Binomial Probabilities?
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713
Points on a plane satisfying an equation
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863
Solve the given inequality Q. 21
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511
Trying to resolve a volume calculation
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549
What is the Probability of Engine Failure for a Plane with Four Engines?
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987
To prove a trigonometric identity with tan() and cot()
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946
Distributing negative signs in logarithms
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288
Find the probability that this number is in set A but not in set B
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1K
Adding Vectors: E1 + E2 = Ep (Angle = 60°)
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929
Set Notation: A x B Product of Powers of Prime Factors
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2K
Solving System of Equations: Understanding the Analytical Reasons
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982
Continuously payable annuities with force of interest
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736
Unable to find the intersection between a circle and ellipse
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822
Algebra word problem about planning a concert
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1K
Perimeter relationships -- Dividing a rectangle into 4 triangles
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Annual energy consumption in 4 different cases
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593
Principal value of an argument
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911
What is the PV panel surface area?
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1K
Can someone tell me what "Value" means in this formula please?
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1K
Calculate the annual energy consumption for a computer
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702
Three vehicles turn left and right
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693
Coverage of energy required for this Solar Panel Farm in Wales
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758
Probability of Receiving 2-4-6-7-Queen-King Sequence from 40 Cards
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843
Solving equations of the form ##a\sin\theta+b\cos\theta = c##
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1K
Find the Length of a Pass of a Soccer Ball
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713
Absolute Value (algebraic version)....1
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853
Algebraic Test For Symmetry....2
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728
Two Age Word Problems: Solving for Current Age and Future Age
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951
Compute the number of positive integer divisors of 10
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1K
Combinatorics question about the four-letter sequence "GRIT"
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824
Determine which functions are rational
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767
Basic coin toss problem to get 1 head, but with a different method
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821
Why it doesn't sum to one in this simple naive Bayes classification?
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1K
Combinatorics: Counting quadrilaterals in triangle pattern
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1K
Combinatorics: calculating Oz Lotto odds for divisions
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1K
Calculating nth Term of Sequences: What Now?
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4K
Probability: Dice Game between 20- and 12-sided dice with re-rolls
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1K
Number of ways to make delegations
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814
Game theory: competitive auction for the money in a chest
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902
Find speed of the racing car as it crosses finish line - Mechanics
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985
Continuous joint random variable
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931
Find the time taken to travel from top of slope to base - Mechanics
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685
Find the velocity of the airplane if there was no wind
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683
Find the values of a and b in the given straight line equation
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900
Find the probability of different scenarios
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895
Show that gcd(a,b) is the smallest positive element in the set {ma+nb}
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952
Solve the quadratic equation involving sum and product
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1K
Table Height: Solving for the Perfect Fit with Cat and Tortoise Heights
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1K
Determine the ratio ##OA:AR## in the vector problem
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1K
Find the prime factorization of the integers 1234, 10140, and 36000?
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1K
Find Co-ordinates of Point C in Problem Involving Straight Line Equations
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886
Prove that ##S## is a subspace of ##V##
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853
Solve the problem involving linear programming
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889
Find all pairs of primes ## p ## and ## q ## satisfying ## p-q=3 ##.
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1K
Inter-arrival times problem
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682
Prove ## a/d\equiv b/d \mod n/d ##.
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682
Prove that ## gcd(a, n)=gcd(b, n) ##.
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996
Why have these endpoints been excluded?
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617
For ## n\geq 1 ##, use congruence theory to establish?
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674
For ## n\geq 1 ##, use congruence theory to establish....
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If ## a ## is an odd integer, then ## a^{2}\equiv 1\pmod {8} ##?
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770
How do you know how many solutions there are for z?
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765
Prove that ## a^{4}\equiv 0 ## or ## 1\pmod {5} ##?
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Find the missing digits in the calculations below
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781
Proof: Integer Divisibility by 3 via Polynomials
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912
Prove that there exists a prime with at least ## n ## of its digits.
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882
Show that ## 9\mid R_{n} ## if and only if ## 9\mid n ##
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602
Finding a solution to the Diophantine equation 6x + 10y + 45z =1
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Prove that ## x\equiv 1\pmod {2n} ##
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Find an integer having the remainders ## 2, 3, 4, 5 ##.
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777
Obtain the eight incongruent solutions of the linear congruence
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Find the solutions of the following system of congruences
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Find the solutions of ## 7x+3y\equiv 6\pmod {11} ##.
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854
Show that ## 60 ## divides ## a^{4}+59 ##
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804
Deduce that ## 13\mid (11^{12n+6}+1) ##
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615
Area of Quadrilateral inside a rectangle
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726
Probability of selecting two white balls from two bags
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1K
Finding the angle between two vectors
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607
Find the probability that the shorter piece of a 20cm string is at least 8cm when the string is cut randomly
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820
Solving a nested logarithmic equation
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685
Formula for Xo and Yo for graph of quadratic function
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817
Finding the solution to system of 3 equations with 3 unknowns
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531
Number of lines equidistant from four points on a plane
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856
Find the possible values of angle ##∠ADB##
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516
Finding compound interest formula
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614
Solve the given problem that involves binomial theorem
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554
Ideal Straight Line Fit for a Temperature Sensor Output
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489
How many positive integers x satisfy this logarithmic inequality?
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550
Solve the simultaneous equations involving x, y, and their squares
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493
Solve for ##u## and ##v## in the given equations
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420
Solve the problem that involves diameter of the Bullseye
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481
Solve ## 4x+51y=9: x=15+51t, y=-1-4t ##
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1K
Solve the given trigonometry equation
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262
Combinatorics for number of distinct terms in multinomial expansion
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225
Where does the mark scheme get these numbers from?
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168
How Does the Gram-Schmidt Procedure Orthonormalize a Complex Vector Basis?
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So I am having some trouble solving these equations
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I need to prove that every line l is contained by at least 2 planes
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3K
Simplifying Algebraic Expression: A(Ls)
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2K
Finding the equation of the intersection
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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.

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