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
Akhain1
Benutzername
Akhain1
Punkte
1075
Membership
Stats
Fragen
261
Antworten
16
261 Questions
16 Answers
0
1
0
+1075
Geometry
Let A1 A2 A3 ... A15 be a regular polygon. A rotation centered at $A_4$ with an angle of $\alpha$ takes $A_3$ to $A_5$. Given that $\alpha < 180^\circ$, find $\alpha,$ in degrees.
Akhain1
vor
1
Minuten
0
1
0
+1075
Geometry
Let $ABCD$ be a square with side length $1.$ A laser is located at vertex $A,$ which fires a laser beam at point $X$ on side $\overline{BC},$ such that $BX = \frac{1}{2}.$ The beam reflects off the sides of the square, until it ends up at another
mehr ..
Akhain1
vor
42
Minuten
0
1
0
+1075
Geometry
Let $G$ be the center of equilateral triangle $XYZ.$ A dilation centered at $G$ with scale factor $-\frac{4}{3}$ is applied to triangle $XYZ,$ to obtain triangle $X'Y'Z'.$ Let $A$ be the area of the region that is contained inside both triangles XYZ and
mehr ..
Akhain1
vor
58
Minuten
0
1
0
+1075
Quadratic Functions
What real value of $t$ produces the smallest value of the quadratic $t^2 -9t - 36 + 13t - 60$?
Akhain1
14.05.2024
0
1
1
+1075
Quadratic Function
If s is a real number, then what is the smallest possible value of 2s^2 - 8s + 19 - 7s^2 - 8s + 20?
●
Akhain1
14.05.2024
0
1
1
+1075
Roots of Quadratic
Let a and b be the solutions to 7x^2 + x - 5 = 6x^2 - 5x + 12. Compute 1/(a^2 - 4) + 1/(b^2 - 4).
●
Akhain1
14.05.2024
0
1
1
+1075
Quadratic Functions
If $t$ is a real number, what is the maximum possible value of the expression $-t^2 + 8t -4 +5t^2 - 4t + 18$?
●
Akhain1
14.05.2024
0
2
0
+1075
Algebra
Let x and y be complex numbers. If x + y = 2 and xy = 5 - x^2 - y^2, then what is x^2 + y^2?
Akhain1
14.05.2024
0
1
0
+1075
Algebra
Let a and b be complex numbers. If a + b = 4 and a^2 + b^2 = 6 + ab, then what is a^3 + b^3?
Akhain1
14.05.2024
0
2
1
+1075
Algebra
Let f(x) = \sqrt{x}
Find the largest three-digit value of x such that f(x) is an integer.
●
Akhain1
14.05.2024
0
1
0
+1075
Algebra
Compute
\frac{1}{1 \times 4} + \frac{1}{7 \times 10}
Akhain1
14.05.2024
«
neueste
25
24
..
2
1
»
«
neueste
0
-1
2
neueste
»