nadeLest6in4Delond nadeLest6in4Delond

02-08-2016
Mathematics

contestada

what is the 8th term of the geometric sequence 4, −20, 100, …?

Respuesta :

Ckaranja Ckaranja

06-08-2016

First term a= 4,
Common ratio, r=-20/4=-5
nth term =[tex] ar^{n-1} [/tex]
The 8th term is thus;
4[tex] -5^{8-1} [/tex]
=4*(-78125)
=-312500

Answer Link

Otras preguntas

Unscramble pxnapd involving Algerba

How do the skeletal system and the lymphatic system work together to protect the body from disease?

Which sentence has an intransitive verb? a. Please come inside the house now. b. Jordan writes poetry in his free time. c. You and Chris should clean the garage

what is 8.5% written as a fraction in simplest form

Express 14 100 000 in scientific notation

Water weighs about 8.34 pounds per gallon about how many ounces per gallon is the weight of the water ?

48 gallons in 14 minutes write rate as a fraction

5x-1=15x-101 equation

What is needed for an idea to be scientifically reliable?

Conducting experiments, using inquiry, and asking testable questions are processes that are used by