En el caso de que sea una progresión aritmética, calcula su término general : 1, 3/2, 2, 5/2, 3, 7/2 ......

Examen de progresiones aritméticas y geométricas y sistema de ecuaciones lineales

Quiz
•
Mathematics
•
3rd Grade
•
Hard
NICOLÁS SANTIAGO DE MIGUEL
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
an = 1 + n/2
an = 1/2 + n/2
Tn = 1 - n/2
No es una progresión aritmética.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Encuentra la razón de esta progresión geométrica, sabiendo que a1 = 2 y a4= 250
10
3
5
15
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve el siguiente sistema de ecuaciones lineales: 2x + y = 5, x - 3y = -4
x = 0, y = 5
x = -1, y = 3
x = 3, y = 1
x = 11/7, y=13/7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcula el término 10, 11, 12, 13 y 100 de la progresión aritmética: 4, 7, 10, 13, ...
a10 =28
a11 = 31
a12 = 34
a13 = 37
a100 = 301
a10 =31
a11 = 34
a12 = 37
a13 = 40
a100 = 301
a10 = 31
a11 = 35
a12 = 39
a13 = 43
a100 = 401
a10 = 25
a11 = 30
a12 = 39
a13 = 43
a100 = 401
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Encuentra la razón de la progresión geométrica:
5
4
15
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve este sistema de ecuaciones: 5x+6y=20, 3x+8y=34
x = -1, y = 5
x = 4, y = 1
x = 3, y = -2
x = -2 y =5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcula el término 7 de la progresión geométrica: 2, 6, 18, 54, ...
972
324
1458
729
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