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

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

Please help me with this question. what is the area?

Nelson walked into a bright, spotless room brimming with a vibrant golden glow that made him want to put on sunglasses. Which of the following correctly describ

In Prometheus Unbound, a golden age of beauty and peace is established because of obedience to authority.

The British Parliament divided the Indian sub-continent into two nations in 1947. This was a result of

A main goal of a not-for-profit organization dedicated to helping people find affordable homes is to _____.

Which of these elements provides insight into the way a poet organizes thoughts and ideas?

Which family member with a dysfunction would you be least likely to refer to a professional? A. brother who drinks too much B. mother who takes too much Vic

Which sentence best summarizes the central conflict in Ameratsu? Amaterasu, the sun goddess, had a brother, Susanowo, the storm god, who fought with her. Uzume,

What is the author’s purpose for including this in the introduction wheels of change?

A pause signaled by punctuation is used to