amiqbhIsabsabornr amiqbhIsabsabornr
  • 03-02-2017
  • Mathematics
contestada

The first term of an arithmetic sequence is 4 & the tenth term is 67 what is the common different?

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 03-02-2017
an=a1+d(n-1)
a1=first term
d=common differntce

a1=4

a10=67


a10=4+d(10-1)
67=4+d(9)
minus 4 both sides
63=9d
divide both sides by 9
7=d


common differnee is 7
Answer Link

Otras preguntas

how did humayun died
Setting of the story the cruel hunters
Was the Mayflower compact a plan for the government of the new colony or an alliance with the local native Americans?
36 is what percent of 50? If necessary, round your answer to the nearest tenth.
This graph shows a proportional relationship. What is the constant of proportionality? Enter your answer as a decimal in the box.
A fair number cube was rolled. The results are shown in the table. Number Rolled Frequency 1 13 2 7 3 15 4 5 5 11 6 9 Which statement is true about rolling a
what is a gene mutation
On considère la fonction définie sur ℝ par la relation () = −49 2 + 98 + 51 a) Vérifier que :() = (7 + 3)(17 − 7) .
(3x-4y)/(xy)=-8 (2x 7y)/(xy)=43
Any system of government in which a small group holds power is called