3 years ago

Write the explicit formula for the geometric sequence. Then find the fifth term in the sequence.

Mathematics

2 answers:

Korvikt [17]3 years ago

7 0

Answer:

B. an = -4 *(-2)^n-1;-64

mr_godi [17]3 years ago

6 0

The sequence: a 1 = - 4, a 2 = 8, a 3 = -16,...
a 2 = a 1 * r
8 = - 4 * r
r = 8 : ( - 4 )
r = - 2
a n = a 1 * r^(n-1)
a 5 = - 4 * ( - 2 ) ^4 = - 4 * 16 = - 64
Answer:
The fifth term in the sequence is - 64.

You might be interested in

The volume of a sphere is 1436.8 ft· Find the radius of the sphere.

melamori03 [73]

Answer:7

Step-by-step explanation:

4 0

3 years ago

How to solve a-2+3=-2

maria [59]

So cancel each equation terms on both sides of the equation and move constant to the right side and change its sign. So your answer is A=-3

Your welcome

5 0

3 years ago

Eli's Bakery recently spent a total of $91 on new equipment, and their average hourly operating costs are $6. Their average hour

skelet666 [1.2K]

Answer:

this is your answers for

Step-by-step explanation:

8hrs and both equal

5 0

3 years ago

His grandmother is sick, so Hassan is making a pot of bean soup to bring for dinner. The recipe calls for equal amounts of 3 kin

lions [1.4K]

Answer:

0.75 cup

Step-by-step explanation:

K + p + b = 2 1/4

K = p = b

Sence all beans are equal we can divide 2 1/4 by 3

2 1/4 / 3 = 3/4

7 0

2 years ago

The matrix to solve

Maurinko [17]

This question is impossible to solve.

this is why:

if 4x-4=0
then x=1

so if 8x + 4 = 8

then x is false.

I get these question quite a lot in my GCSEs.

you have to prove why they are fake.

4 0

3 years ago

Read 2 more answers