Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
Post New Question
All Questions
+0
235702 Questions
-1
36
1
+1443
geometry
Let $ABCD$ be a square. Let $P$ be a point outside square $ABCD$ such that triangle $ABP$ is equilateral. Find $\angle PCD$ in degrees.
●
blackpanther
Nov 19, 2023
-1
67
0
+1443
help geometry
In triangle $ABC$, $AB = AC$. Point $P$ lies on $\overline{AB}$ such that $CP = BC$. What is $\angle ACP$ (in degrees)?
blackpanther
Nov 19, 2023
Nov 18, 2023
0
58
2
+1678
circle
Find the coordinates of the center of the circle.
The points on the circle are (22,15), (-25,0), (22,-29).
●
●
wiseowl
Nov 18, 2023
+1
43
1
+45
A Geometry Question (In a hurry please, thank you)
Find RZ in the figure at right, if PR = 9, QZ = 4, PQ = 6, and PZ bisects ∠QPR.
●
LuckyLemonie
Nov 18, 2023
0
52
1
+1678
parabola
The parabola $y = ax^2 + bx + c$ is graphed below. Find $a \cdot b \cdot c$. (The grid lines are one unit apart.)
●
wiseowl
Nov 18, 2023
0
43
2
+1678
parabola
Graph a parabola with axis of symmetry $x = 3,$ an $x$-intercept at $x = -8,$ and $y$-intercept $5.$
●
●
wiseowl
Nov 18, 2023
0
52
1
+1678
parabola
The graph of $y = ax^2 + bx + c$ has an axis of symmetry of $x = -1.$ If $a = 2,$ then find $b.$
●
wiseowl
Nov 18, 2023
0
43
1
+1678
graph
Find the area of the region enclosed by the graph of $x^2 + y^2 = 2x - 6y + 6 + 14x - 16y + 80$.
●
wiseowl
Nov 18, 2023
0
29
1
+1678
Vertex
Find the vertex of the graph of the equation y = -2x^2 + 8x + 15 - 3x^2 + 7x - 25
●
wiseowl
Nov 18, 2023
0
23
1
+1678
parabola
Find the vertex of the graph of the equation $x - y^2 + 8y = 13 + 2y + y^2 - 7y - 14$.
●
wiseowl
Nov 18, 2023
0
48
0
+1678
Graph parabola
The parabola $y = ax^2 + bx + c$ is graphed below. Find $a + b + c$. (The grid lines are one unit apart.)
wiseowl
Nov 18, 2023
+4
32
1
+180
area
Two points, A and B, are on the pavement 6 inches apart. Cassidy the caterpillar traces out a path walking along all the points that are twice as far from A as from B. Cassidy has red paint on her feet, so she literally traces out the whole path!
read more ..
●
itsash
Nov 18, 2023
0
60
0
+1678
Algebra
Fill in the blanks with numbers to make a true equation
3x^2 + 12x + 4 - x^3 + 8x - 5x + 7x^2 + 11 = __ (x + __)^3 + __(x + __)^2 + __x + ___
wiseowl
Nov 18, 2023
0
51
5
+1124
Write as single trigonometric ratio
Good day friends,
I trust you are all doing well. It's been a long time since I asked for assistance here, I sincerely hope someone will help me please.
We have to write the following as a single Trigonometric expression:
I
read more ..
●
●
●
●
●
juriemagic
Nov 18, 2023
0
27
2
+1124
Hi friends,
Hi friends,
The below is a question from a paper. Sorry it's in Afrikaans but I will explain. They give us information on the diagram, as well as the equations of two of the lines. In 4.1 we have to prove that ED is parralel to AB...I did that. Then
read more ..
●
●
juriemagic
Nov 18, 2023
0
43
2
+8
Help plsss
Find the slope of the line y=7x+2
THanakksksksk
●
●
Spongecake
Nov 18, 2023
Nov 17, 2023
Nov 16, 2023
0
47
4
+20
Algebra
Kaspar is buying apples and oranges from the market. The total cost of 4 apples and 3 oranges is $11, while the total cost of 2 apples and 5 oranges is $13. What is the cost of each apple and each orange?
●
●
●
●
BilalKrol28282
Nov 16, 2023
Nov 15, 2023
0
51
5
+1768
Algebra
Let $c$ be a real number, and consider the system of quadratic equations
y = x^2 - 9x + c,
y = 8x^2 - 13x.
For which values of $c$ does this system have:
(a) Exactly one real solution $(x,y)?$
(b) More than one real solution?
(c)
read more ..
●
●
●
●
●
bader
Nov 15, 2023
0
34
2
+1768
real root
Find the largest integer $k$ such that the equation
5x^2 - kx + 8 + 4x^2 + 20 = 0.\]
has no real solutions.
●
●
bader
Nov 15, 2023
0
17
2
+1768
discriminant
Find the discriminant of the quadratic $5x^2 - 2x + 8 - 3x^2 + 8x + 12.$
●
●
bader
Nov 15, 2023
0
44
3
+1768
roots
The roots of $Ax^2+Bx+1$ are the same as the roots of $(x - 3)(x - 1/3)$. What is $A+B$?
●
●
●
bader
Nov 15, 2023
«
latest
9427
9426
..
9046
9045
9044
9043
9042
..
2
1
»
Post New Question
1 Online Users
Top Users
+37159
ElectricPavlov
+33659
Alan
moderator
+15001
asinus
moderator
+9673
MaxWong
+2490
GingerAle
+1897
NotThatSmart
+1839
ABJeIIy
+1768
bader
+1533
parmen
+1443
blackpanther
+1439
kittykat
Sticky Topics
Some guidelines for question askers.
What is Happening 5
Again a number puzzle. Multiply in writing.
Loads of fun printable number and logic puzzles
¤¤¤¤Welcome To Web2.0calc¤¤¤¤
How to display latex properly
Feature Questions 1 - Started 8th May 19
How to upload a picture.
If a question is ticked that does not mean you cannot continue it.
Should you consider anything before you answer a question?
Geometry Thread
PUZZLES
LaTex Coding
/calculator/bsh9ex1zxj
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material
Information for new people.