averyrosejj averyrosejj

24-01-2019
Mathematics

contestada

Write the first 3 numbers of the sequence. an=a1r^n-1 an=2(3)^n-1

Respuesta :

28-01-2019

Answer:

2, 6, 18

Step-by-step explanation:

[tex]a_n=2(3)^{n-1}\\\\\text{Put n = 1, n = 2 and n = 3 to the equation:}\\\\a_1=2(3)^{1-1}=2(3)^0=2(1)=2\\\\a_2=2(3)^{2-1}=2(3)^1=2(3)=6\\\\a_3=2(3)^{3-1}=2(3)^2=2(9)=18[/tex]

Answer Link

Otras preguntas

In a local bar, a customer slides an empty beer mug down the counter for a refill. The height of the counter is 1.2 m. The mug slides off the counter and strike

Please help me with this question

Who first published the classification of the elements that is the basis of our periodic table today?

An assembly line boxes nuts and bolts. One box can hold 5 1/2 pounds of nuts and 3 pounds 6 ounces of bolts. What is the total weight for one box?

line segment AB is tngent to circle O at A. Which type of triangle is always formed when points A, B and O are connected? a right b obtuse c scalene d isosoles

Can you find the Verb and Subject in the sentences?

what do cultural diffusion mean

What probably motivates Mrs. Hamilton to behave in such a manner toward the slaves?

write the logarithmic equation in exponential form log4 (1/4)^3 =-3

Convert the density 1.98 g/mL to the unit kg/m3. 1980 kg/m3 19.80 kg/m3 19800 kg/m3 0.198 kg/m