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
Leya [2.2K]
3 years ago
7

If n represents a number in the following sequence, the next term in the sequence can be determined by using which of the follow

ing expressions? 1 , 3 , 9 , 27 ...
Mathematics
2 answers:
OlgaM077 [116]3 years ago
5 0
An=a1(r)^(n-1)
a1=first term
an=nth term
r=common ratio
n=which term

each term is 3 times the previous
seems to be a geoemetric sequence
common ratio is 3
first term is 1

so
an=1(3)^(n-1)
the next term can be found by doing
f(n+1)=3f(n)
Kamila [148]3 years ago
4 0
27/3=9/3=3/3=1
r=3
a1*(3)^(n-1)
a1=1
3^(n-1) 
You might be interested in
HELPPPPP MEEEEE PLEASEEEE
Korolek [52]

Answer:

I don't know sooooooooop

mark me as brainliest ok understood

8 0
2 years ago
Read 2 more answers
Solve equation.<br> 2x-5y=20
Novay_Z [31]
If you solve for x you get:
x=(<span><span><span>5/2)</span>y</span>+<span>10
</span></span>
If you solve for y you get:
y=(<span><span><span>2/5)</span>x</span>−<span>4</span></span>
5 0
3 years ago
Help how can I Write the given standard equation of the quadratic in intercept form
olya-2409 [2.1K]

Answer:

f(x) = (x - 10) (x + 10)

Step-by-step explanation:

The equation looks like the difference of squares so 5 and 20 are out

-10 x -10 = 100

-10 x 10 = - 100

so (x - 10) (x + 10)

7 0
2 years ago
Specify the domain for the function ƒ(x) = 2x4 + 4x3 + 2x2
Kipish [7]

Answer:

In interval notation it is  ( -∞, ∞).

Step-by-step explanation:

All values of x can be input to this function.

7 0
3 years ago
50 POINTS What are the values of a1 and r of the geometric series? 2 – 2 + 2 – 2 + 2
torisob [31]

Answer:

a1=2 and r=-1

Explanation:

"A geometric series is a series with a constant ratio between successive terms".

Here, we can observe that the first term 'a' is '2'.

And the common ratio 'r' =

Therefore, the first term 'a' is 2 and common ratio 'r' is '-1'.

8 0
3 years ago
Read 2 more answers
Other questions:
  • What percent is equivalent to 8/40
    9·1 answer
  • 6x^+4(x^-1) simply this question
    12·1 answer
  • Omg cholesteral please help me with this one<br> letter choices
    6·1 answer
  • 5(x-3) /8 +2=7 solve? ​
    15·1 answer
  • Half of a herd of deer are grazing in the field and three-fourths of the remaining are playing nearby. The rest 9 are drinking w
    15·1 answer
  • Please help :(( I’m having a hard time with these
    7·1 answer
  • Can anybody help with this ?
    5·2 answers
  • The lunch choices last Friday were mushroom or pepperoni pizza. The cafeteria made 96 pizzas in all, 25% of which were mushroom
    6·2 answers
  • If someone can help :)
    14·2 answers
  • FREEEEEEE POINTSSSSSSSSFREEEEEEE POINTSSSSSSSSFREEEEEEE POINTSSSSSSSSFREEEEEEE POINTSSSSSSSSFREEEEEEE POINTSSSSSSSSFREEEEEEE POI
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!