kaydeemyladyy
kaydeemyladyy
02-12-2017
Mathematics
contestada
Help please !!!!!!!!!!
Respuesta :
WojtekR
WojtekR
02-12-2017
[tex]\boxed{a_1=0.5}\\\\\\a_n=4\cdot a_{n-1}\quad|:a_{n-1}\\\\\\\dfrac{a_n}{a_{n-1}}=4\\\\\\\boxed{r=4}[/tex]
so:
[tex]a_n=a_1(r)^{(n-1)}\\\\\boxed{a_n=0.5\cdot4^{(n-1)}}[/tex]
Answer C.
Answer Link
VER TODAS LAS RESPUESTAS ( 15+ )
Otras preguntas
Solve the equation c+(4-3C) -2=0.
Is 3/47 a rational number
How does the national motto relate to the achivements of the constitution convention
Investments are different from savings accounts in that they _____. A. guarantee never to lose money B. are FDIC-insured C. can only be accessed online
In an ocean ecosystem, which is necessary to begin a food web? Phytoplankton production Nutrient-rich currents The sandy and rocky base of the ocean
What is the answer to 93+(68+7)
a car traveling at 7.0 m/s accelerates uni formally at 2.5 m/s^2 to reach a speed of 12.0 m/s how long does it take for the acceleration to occur
a car travels at an average speed of 48 miles per hour. how long does it take to travel 204 miles?
real estate is an attractive investment because it
A microscope shows you an image of an object that is 140 times the object’s actual size. So the scale factor of the enlargement is 140. An insect has a body len