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
malfutka [58]
3 years ago
9

Identify a1 and r for the sum of the geometric series. −4, 8, −16, 32,…

Mathematics
2 answers:
ikadub [295]3 years ago
6 0

Answer:

a1= -4     r=-2 on edu

Elodia [21]3 years ago
5 0

Answer: an = -4(-2)^n-1

Step-by-step explanation:

You might be interested in
6 = 2(1+2) =<br> Somebody help me answer this please
Kitty [74]

Answer:

Step-by-step explanation:

6 = 2(1+2)

Use distributive property (Multiply 2 and 1. Then multiply 2 and 2)

6 = 2+4

Now add

6=6

This means the statement is true

3 0
2 years ago
Read 2 more answers
If you spend $25 a day ,how long would it take to spend 1000,000
OleMash [197]
\frac{1,000,000}{25} =40,000
5 0
3 years ago
Which value is an output of the function?<br> -6<br> -2<br> 4<br> 7
larisa [96]

Answer:

- 2

Step-by-step explanation:

Note that the values of x represent the input, while the values of f(x) represent the output.

From the column for f(x)

The only value on the list that is an output is - 2

5 0
3 years ago
How can coordinate proof be used to show segments are congruent?
Anna007 [38]

Answer:

The coordinate proof is a proof of a geometric theorem which uses ... and/or y -axis until it does.) To Prove: ¯XY is parallel to ¯PR and. XY=12PR. Proof:.

6 0
2 years ago
Match each value with the smallest number set that it belongs to.
bulgar [2K]
(-2)^3
12^0
I don't know the rest
4 0
3 years ago
Other questions:
  • Right answer gets brainliest :D
    6·1 answer
  • Complete: __:11= 1/3 :6
    12·2 answers
  • Two triangular faces of a rectangular pyramid each have an area of 7.8 cm2 and the other two faces each have an area of 16.5 cm2
    5·2 answers
  • Seven added to double a number
    13·1 answer
  • Toni is tossing 2 coins. What is the probability of landing a heads and then landing another heads?
    11·2 answers
  • Russell has been training for the Emerald Valley Race. The first week he trained, he ran 5 days and took the same two routes eac
    13·2 answers
  • PLEASE HELP ME WITH MY MATH
    13·2 answers
  • Consider the right triangle <br> 8 in. 5 in. x<br><br> what is x
    7·1 answer
  • If $2000 is invested at 4% per annum compounded semiannually, how much is in the account after 8 years?
    6·1 answer
  • Alex needs to catch a train. The train arrives randomly some time between and , waits for minutes, and then leaves. If Alex also
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!