All categories

2 years ago

Find the nth term of the arithmetic

Mathematics

1 answer:

ale4655 [162]2 years ago

7 0

Answer:

3n -4

Step-by-step explanation:

We are adding 3 each time

-1+3 =2

2+3 = 5

The formula for an arithmetic sequence is

an = a1+d(n-1) where a1 is the first term and d is the common difference

an = -1+3(n-1)

= -1 +3n -3

= 3n -4

You might be interested in

If I average a speed of 60 miles per hour while driving, how many hours of driving time will it take me to reach Arizona?

Mumz [18]

Answer:

Well where do you start

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers

HELP PLS HELP MEEEEE IM FAILING PYTHAGOREAN THEOREM

Elanso [62]

7^2 + 6^2 = h^2

49 + 36 = h^2

85 = h^2

√85 = h

h = 9.21m

Answered by Gauthmath must click thanks and mark brainliest

5 0

2 years ago

Given the following system of equations, identify the type of system.

DanielleElmas [232]

Step-by-step explanation:

I think is b i hope this works

4 0

2 years ago

Read 2 more answers

Use the Pythagorean theorem to find y.

PilotLPTM [1.2K]

Answer:

19.1

Step-by-step explanation:

13²+14²=365

√365≈ 19.1

8 0

1 year ago

ASAP there are three marbles in a bag. One is red and two are black. What is the probability of picking a black marble first, pu

FrozenT [24]

Answer:

$\frac{4}{9}$

Step-by-step explanation:

$p = \frac{favorable \: outcomes}{total \: outcomes} = \frac{4}{9}$

6 0

2 years ago

Read 2 more answers