sanniabdulrokeeb sanniabdulrokeeb

23-06-2020
Mathematics

contestada

Two Aps have the same first and last terms .The first Ap has 21 terms with a common difference of nine how many terms has the other ap if it common difference is 4

Respuesta :

mhanifa mhanifa

23-06-2020

Answer:

46 terms

Step-by-step explanation:

a₁=b, a₂₁= bₙ, d₁=9, d₂=4

n=?

---------------

a₂₁= a₁+20d₁= a₁+20*9= a₁+180

bₙ= b₁+(n-1)d₂= a₁+4(n-1)

a₁+4(n-1)=a₁+180

4(n-1)=180

n-1= 180/4

n-1= 45

n=46

Answer Link

Otras preguntas

In module 1 you identify which species of lizards were most similar to one another based on

what is the equation of the unit circle shown below

Sam goes out shopping, and using his wife juanita's credit card, he buys $221-worth of groceries. under agency law, juanita will probably be deemed:

Stephanie makes $200,000 annually and gets paid weekly. How much is her weekly paycheck

Determine 3examples of surface water

Identify three ways boundaries are created and provide a specific example of each one.

look at the figure, PQRS. Find the values of x and y

in line 36 from the donner party use context clues to define the bold word fraught

Who were the two individuals who wanted to unify Germany? Explain their roles. (1 Sentences Each)

the two branches of the study of statistics are generally reffered to as