1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
PilotLPTM [1.2K]
3 years ago
8

What is the 3rd term of the sequence? a1 = 40 and an = 0.5(an – 1) a3 =

Mathematics
1 answer:
777dan777 [17]3 years ago
8 0
\bf \begin{array}{llll}
term&value\\
\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\
a_1&40\\\\
a_2&0.5(a_{n-1})\\
&0.5(a_{2-1})\\
&0.5(a_1)\\
&0.5(40)\\
&20\\\\
a_3&0.5(a_{3-1})\\
&0.5(a_2)\\
&0.5(20)
\end{array}
You might be interested in
If x−2=13, then what is the value of x2−4x+4?
Rus_ich [418]

Answer:

169

Step-by-step explanation:

x−2=13

First find the value of x

x-2+2 = 13+2

x = 15

Now substitute into the expression

x^2 -4x+4

15^2 -4*15+4

225 - 60+4

165+4

169

8 0
4 years ago
Read 2 more answers
Please help fill in the blanks, better with explanation but optional
goldfiish [28.3K]
The scale factor is 3 as the lengths in the bigger triangle when divided by 3 gives the lengths in the smaller triangle
4 0
3 years ago
Read 2 more answers
( HELP? Will Mark :) )
Leya [2.2K]

Answer:

4

Step-by-step explanation:


3 0
3 years ago
Multiply 5⋅2/3.<br> Write your answer as a mixed number. <br> 10/3 <br> 2 /13 <br> 7/3 <br> 3 1/3
Oksana_A [137]

Answer: Heyaa!

Your Answer Is... 10/3

Step-by-step explanation:

<u>Simplify the expression.</u>

Hopefully this helps <em>you !</em>

<em />

<em>- Matthew ~~</em> ( have an amazing day)

8 0
2 years ago
You buy shoes for $57.84. the sales tax rate is 4%. estimate the sales tax. show your work.
aivan3 [116]
4% of $57.84 
= 2.31 est. is sales tax


3 0
3 years ago
Other questions:
  • Heeelllppp me please :)
    14·1 answer
  • Fill in the blank in the sentence below with the correct term. The_______of a number is the distance between the number and zero
    15·1 answer
  • Kamal’s bedroom has an area of 120 square feet. The width of the room is 5/6 the length of the room. What are the dimensions of
    11·1 answer
  • The graph of the function f ( x) = /x + 3 / is translated 5 units down
    14·1 answer
  • Y=lxl <br> 4 units up<br><br> translate
    15·1 answer
  • A 24 ounce can of Fanta cost $1.75.How many does it cost per ounce round to the nearest cent
    14·1 answer
  • Determine the value of y, if x is -7 y=<br>∣x∣-5
    15·1 answer
  • If the measure of angle IHM is 125 degrees, what is the measure of angle NHM?
    7·1 answer
  • A sample of 20 joint specimens of a particular type gave a sample mean proportional limit stress of 8.56 MPa and a sample standa
    15·1 answer
  • At a zoo, the lion pen has a ring-shaped sidewalk around it. The outer BLUE edge of the sidewalk is a circle with a RADIUS of 11
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!