3 years ago

The 15th term of an arithmetic sequence is 21 and the common difference is -4.

1 answer:

NikAS [45]3 years ago

6 0

Answer:

a. Firat term of the sequence= 77

b. 29th term of the sequence= -35

c. Sum of the first 40 terms of the sequence= -40

Step-by-step explanation:

You might be interested in

kow [346]

Sorry I don’t now the answer to this problem

4 0

3 years ago

UNO [17]

$6.67 is 6.6666 rounded to the nearest cent.

7 0

4 years ago

tekilochka [14]

Answer:

i dont have a premium

Step-by-step explanation:

5 0

3 years ago

vazorg [7]

Answer:

please finish the question then i may be able to help you :3 im right here :>

Step-by-step explanation:

3 0

3 years ago

IrinaVladis [17]

Answer:

Exact: $79.96 Rounded: $80.00

Step-by-step explanation:

25% x 4 = 100%

thus $19.99 x 4 = $79.96. Rounded up to $80.00

5 0

4 years ago