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.
  • Sticky
Hey I posted in homework help but now it's gone
Replies
2
Views
15K
  • Sticky
Homework Help Guidelines for Students and Helpers
Replies
1
Views
18K
NHST statistics for % of students late to class
Replies
15
Views
158
Designing reflector straight line lamp
Replies
3
Views
105
Condition for coplanarity of two lines
Replies
14
Views
268
How do I find the circumference and Area of this figure?
Replies
24
Views
246
Find suitable value of Median and Range for given box-whisker plot
Replies
5
Views
125
Find the position vector of ##Q##
Replies
4
Views
139
Factorise a six-termed quadratic in ##a## and ##x##
Replies
15
Views
307
Solve the given word problem: Selecting 2 numbers from a watch face
Replies
4
Views
212
Conjugate vs Complex Conjugate
Replies
9
Views
407
Solve the given inequality
Replies
5
Views
148
Solve ##\dfrac{3x-6}{5-x}+\dfrac{11-2x}{10-4x}=3\dfrac{1}{2}##
Replies
3
Views
268
Equal intercept on the three axes
Replies
6
Views
418
A combinatorial probability question
Replies
18
Views
477
Work out the amount that Arjun paid in rent in 2019
Replies
6
Views
465
Solve ##\sqrt{\dfrac{x}{y}}+\sqrt{\dfrac{y}{x}}=4\dfrac{1}{4} \cdots##
Replies
10
Views
298
Why Is My Argument Calculation for Complex Number Incorrect?
Replies
14
Views
268
Approximation used in physics explanation
Replies
8
Views
274
To find the boundedness of a given function
Replies
13
Views
303
Find the magnitude and the direction of the resultant vector
Replies
7
Views
283
Does the Modified Collatz Conjecture Always End in 1, 5, or 17?
Replies
10
Views
352
Solve ##y+3=3\sqrt{y+7}##
Replies
8
Views
256
Where does the mark scheme get these numbers from?
Replies
2
Views
200
Show that if ##x>1##, ##\log_e\sqrt{x^2-1}=\log_ex-\dfrac{1}{2x^2}-##
Replies
8
Views
293
Combinatorics for number of distinct terms in multinomial expansion
Replies
2
Views
256
Logarithmic Series question for finding ##\log_e2##
Replies
10
Views
252
Finding the domain (and range) of a logarithmic function
Replies
11
Views
515
Find the ##r^{th}## term of ##(a+2x)^n##
Replies
3
Views
243
Solve for all angles x: cos(2x) + cos(x) = 0, where 0<x<2pi
Replies
25
Views
548
Find the sum of the coefficients in the expansion ##(1+x)^n##
Replies
5
Views
284
Solve using complete the square vs. quadratic formula
Replies
11
Views
512
Show that ##^{n+1}C_r=^nC_r+^nC_{r-1}##
Replies
14
Views
580
Solve the problem involving the cubic function
Replies
12
Views
483
In how many ways can 5 prizes be given away to 4 boys?
Replies
16
Views
509
Figuring out Natural Deduction problem but can't find mistake
Replies
3
Views
353
How do I fix this surd inside a surd?
Replies
3
Views
290
Distributing negative signs in logarithms
Replies
2
Views
321
Solve the given trigonometry equation
Replies
2
Views
299
[Statistics] Calculate the percentage
Replies
4
Views
1K
Find the value of ##\sqrt[5]{0.00000165}##
Replies
4
Views
366
Solve the simultaneous equations
Replies
7
Views
1K
Factorize a number in a different base
Replies
1
Views
293
Calculate the magnitude of driving force on the car
Replies
15
Views
494
In what base is 647 the square of 25?
Replies
4
Views
310
Calculate acceleration and speed of block
Replies
3
Views
290
Calculate the value of ##θ## and ##X##
Replies
6
Views
357
Basic Simultaneous Equations Problem
Replies
9
Views
375
State the domain and range for a given function
Replies
7
Views
394
How long does it take the car to move 30 m from rest?
Replies
7
Views
565
Work out an estimate for the total number of ponies in the forest
Replies
28
Views
944
Find the time taken by the truck to move ##1## metre.
Replies
3
Views
332
Combinations with identical and unidentical objects
Replies
16
Views
628
Number of ways of arranging 7 characters in 7 spaces
Replies
8
Views
419
Find the values of ##A,B## and ##C## given that the expression has a constant value for all ##x## values
Replies
19
Views
723
Factor an equation second order in ##x,y## with other variables
Replies
14
Views
490
Solve the given problem involving logarithms
Replies
5
Views
497
Given value of vectors a,b, b.c and a+(b×c), Find (c.a)
Replies
5
Views
572
Divisibility and Remainder
Replies
7
Views
595
A,B,C are 3 points with position vectors a,b,c Find length of median
Replies
18
Views
575
Find an irrational number that satisfies the given inequality
Replies
22
Views
452
To find the range of a given ##\sin## function
Replies
15
Views
635
Find the roots of the given cubic equation
Replies
13
Views
857
Why is 3 = a x (1)^2 x (-3)^2 in this step of the solution?
Replies
3
Views
534
How to find the range of a function with square roots?
Replies
23
Views
601
Solve the given problem involving conditional probability
Replies
32
Views
602
Coin problem - all possible amounts from a set of coins
Replies
7
Views
682
Solving Number Triangle Puzzle with Trial and Error
Replies
21
Views
627
Complete the parametric equation for the line where the planes cross
Replies
7
Views
628
Find the domain and the range of ##f-3g##
Replies
3
Views
611
What Is the Correct Angle Between Vectors a and c?
Replies
4
Views
749
Multi-event probability puzzle - is my answer correct?
Replies
7
Views
783
Finding a Mistake: Probability of Y with X and Spins
Replies
7
Views
2K
Struggling with a geometry puzzle - area of garden path
Replies
11
Views
707
Converting number base of decimals
Replies
11
Views
838
Find ##b-a## which satisfies following limit
Replies
12
Views
649
What is ##7 \times 7## in base ##7##?
Replies
13
Views
906
1st year high school geometry proof
Replies
14
Views
558
To find the component of a vector perpendicular to another
Replies
20
Views
847
LCM question -- how many packages of burgers and cheese slices to buy?
Replies
13
Views
676
Finding the direction of infinite limits
Replies
10
Views
607
Efficient Logarithmic Calculations for 0.3048 without a Calculator
Replies
8
Views
768
Find the relation between 2 variables
Replies
7
Views
603
Finding coincident angle between 2 equally spaced sets
Replies
1
Views
525
Changing the subject of a formula
Replies
16
Views
973
Find the value of ##a, b## and ##k## in the problem involving graphs
Replies
6
Views
697
Find the ##r^{th}## term from beginning and end of ##(a+2x)^n##
Replies
13
Views
580
Choose 6 pieces of candy from three flavors
Replies
12
Views
664
Trying to resolve a volume calculation
Replies
2
Views
576
Finding a conditional probability from joint p.d.f
Replies
4
Views
515
Solve the equation : ##x^4+12x^3+2x^2+25=0##
Replies
20
Views
1K
A gardener collected 17 apples...
Replies
32
Views
840
Prove that terms cyclic in ##a,b,c##, are in ##\text{AP}##
Replies
7
Views
941
Rounding Errors to nearest 10cm
Replies
26
Views
2K
Solve the given inequality Q. 21
Replies
2
Views
539
Question about the property of PDF
Replies
8
Views
808
Show that these equations are linearly dependent using Mathematica
Replies
6
Views
634
Quantitative reasoning problem
Replies
5
Views
578
Find the sum of the coefficients of ##(x+y)^{16}##
Replies
5
Views
553
Why is ##^{2m}C_m## equivalent to ##\dfrac{2m!}{m!m!}##?
Replies
6
Views
666
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
637

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