Anmelden
Login
Benutzername
Passwort
Login
Passwort vergessen?
Rechner
Forum
+0
Formeln
Mathematik
Hilfe
Komplexe Zahlen
Integralrechnung
Differentialrechnung
Gleichungen
Funktionsgraphen
Lineare Algebra - Vektoralgebra
Zahlentheorie
Prozentrechnung
Standard-Funktionen
Wahrscheinlichkeitsrechnung
Trigonometrie
Einheiten-Umrechnung
Rechnen mit Einheiten
Über Uns
Impressum
Datenschutzrichtlinie
Nutzungsbedingungen
Credits
Google+
Facebook
Email
trumpstinks
Benutzername
trumpstinks
Punkte
51
Membership
Stats
Fragen
5
Antworten
17
5 Questions
17 Answers
+1
1340
3
+51
Hard Probability Help pls
Five journalists, two baristas, and a sailor are to be seated around a circular table. How many different arrangements are possible if the journalists must all sit together (in five consecutive seats) and the baristas must sit next to each other? (Two seatings
mehr ..
●
●
●
trumpstinks
12.06.2020
0
593
2
+51
help please (complementary counting)
An 8 by 8 checkerboard has alternating black and white squares. How many distinct squares, with sides on the grid lines of the checkerboard (horizontal and vertical) and containing at least 4 black squares, can be drawn on the checkerboard?
https://latex.artofproblemsolving.com/8/7/a/87aa3c21435405d11d99ede53e0abc0dac7f4963.png
mehr ..
●
●
trumpstinks
04.06.2020
0
949
5
+51
HELP PLEASE!!!
Find all pairs $(x,y)$ of real numbers such that $x + y = 10$ and $x^2 + y^2 = 56$. For example, to enter the solutions $(2,4)$ and $(-3,9)$, you would enter "(2,4),(-3,9)" (without the quotation marks).
●
●
●
●
●
trumpstinks
16.05.2020
+1
549
2
+51
PLEASE HELP SOON!!! THANKS
Find all complex numbers $z$ such that $z^4 = -4.$
●
●
trumpstinks
11.05.2020
0
2383
3
+51
PLEASE HELP!!!
Find the number of ordered pairs $(a,b)$ of integers such that \[\frac{a + 2}{a + 5} = \frac{b}{3}.\]
●
●
●
trumpstinks
10.05.2020
«
neueste
0
-1
2
neueste
»