lauren02965 lauren02965
  • 21-05-2021
  • Mathematics
contestada

If a1 = 7 and an = An-1 – 3 then find the value of a4.

Respuesta :

abidemiokin
abidemiokin abidemiokin
  • 27-05-2021

Answer:

-2

Step-by-step explanation:

If a1 = 7 and an = An-1 – 3

a4 = a3 - 3

Get a2;

a2 = a1 - 3

a2 = 7 - 3

a2 = 4

Get a3;

a3 = a2 - 3

a3 = 4 - 3

a3 = 1

GEt the required a4

a4 = a3 - 3

a4 = 1 - 3

a4  = -2

Hence the value of a4 is -2

Answer Link

Otras preguntas

A line has slope 2/5 and passes through the point P(2,7) find the equation
the perimeter of an isosceles triangle is p=2a+b. find the numerical value of a if p=10 and b=3
how are squares and rectangles the same
What were four factors that contributed to industrialization in Britain?
The system of equations is coincident. What are the missing values? -2x+5y=-12 -6x+____y=____
which of the following statements if true of the gulf of Tonkin affair
beginning in 1996, a glacier lost an average of 3.7 meters of thickness each year. find the total change in its thickness by the end of 2012.
The height y of a ball (in feet) is given by the function and x is the horizontal distance traveled by the ball. a)How high is the ball when it leaves the chil
Which describes South Carolinian John C. Calhoun's position on the issue of states rights and the Union? A. States had to obey the federal government's laws. B
two southeast asian countries that gained independence in the 1950s are?