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
jumbcan
Username
jumbcan
Score
48
Membership
Stats
Questions
12
Answers
0
12 Questions
0 Answers
0
14
1
+48
Geometry
Chords UV,WX andYZ of a circle are parallel. The distance between chords UV and WX is 2 and the distance between chords WX and YZ is also 2. If UV=64 and YZ=48 then find WX.
read more ..
●
jumbcan
Jun 26, 2024
0
14
1
+48
Help inequality
I can't solve this
For an integer n, the inequality x^2 + nx + 15 < -21 - 280
has no real solutions in x. Find the number of different possible values of n.
●
jumbcan
Jun 26, 2024
0
17
0
+48
Number Theory
You have a total supply of $1000$ pieces of candy, and an empty vat. You also have a machine that can add exactly $52$ pieces of candy per scoop to the vat, and another machine that can remove exactly $39$ pieces of candy with a different scoop from
read more ..
jumbcan
Jun 26, 2024
0
14
0
+48
Number Theory
When fractions are expressed in different bases, they can be terminating or repeating. For example, when $\frac{1}{5}$ is expressed in base $3,$ the result is
\[0.\overline{0121}_3 = 0.01210121 \dots,\]
which is repeating.
When
read more ..
jumbcan
Jun 26, 2024
0
18
0
+48
Number Theory
Find the $4000$th digit following the decimal point in the expansion of $\frac{1}{17}$.
jumbcan
Jun 26, 2024
0
14
0
+48
Number Theory
Let $a$, $b$, $c$, and $n$ be positive integers. If $a + b + c = 19 \cdot 97$ and
\[a + 3n = b - 2n = \frac{c}{5n},\]
compute the value of $a$.
jumbcan
Jun 26, 2024
0
17
1
+48
Geometry
Points $A$ and $B$ are on side $\overline{YZ}$ of rectangle $WXYZ$ such that $\overline{WA}$ and $\overline{WB}$ trisect $\angle ZWX$. If $WX = 2$ and $XY = 3$, then what is the area of rectangle $WXYZ$?
●
jumbcan
Jun 24, 2024
0
16
0
+48
Geometry
In rectangle $WXYZ$, $A$ is on side $\overline{WX}$, $B$ is on side $\overline{YZ}$, and $C$ is on side $\overline{XY}$. If $AX = 15$, $BY = 20$, $\angle ACB= 60^\circ$, and $CY = 3 \cdot CX$, then find $AB$.
jumbcan
Jun 24, 2024
0
9
1
+48
Geometry
In right triangle $ABC,$ $\angle C = 90^\circ$. Median $\overline{AM}$ has a length of 1, and median $\overline{BN}$ has a length of 1. What is the length of the hypotenuse of the triangle?
●
jumbcan
Jun 24, 2024
0
8
2
+48
Geometry
In triangle $PQR,$ $M$ is the midpoint of $\overline{QR}.$ Find $PM.$
PQ = 5, PR = 8, QR = 11
●
●
jumbcan
Jun 24, 2024
0
11
0
+48
Geometry
In triangle $ABC$, points $D$ and $F$ are on $\overline{AB},$ and $E$ is on $\overline{AC}$ such that $\overline{DE}\parallel \overline{BC}$ and $\overline{EF}\parallel \overline{CD}$. If $CE =3$ and $DF = 3$, then what is $BD$?
jumbcan
Jun 24, 2024
0
5
1
+48
Geometry
In quadrilateral $BCED$, sides $\overline{BD}$ and $\overline{CE}$ are extended past $B$ and $C$, respectively, to meet at point $A$. If $BD = 8$, $BC = 3$, $CE = 1$, $AC = 19$ and $AB = 13$, then what is $DE$?
●
jumbcan
Jun 24, 2024
«
latest
0
-1
2
latest
»