hawkswoopergami hawkswoopergami
  • 01-01-2018
  • Mathematics
contestada

How many terms are in the arithmetic sequence –27, –16, –5, …, 292?

Hint: a_n=a_1+d(n-1) , where a_1 is the first term and d is the common difference

Respuesta :

tynollette tynollette
  • 01-01-2018
a(n)=a(1)+d(n-1)
in this case, a(n)=292, a(1)=-27, d=-16-(-27)=11
292=-27+11(n-1)
11(n-1)=319
n-1=29
n=30
there are 30 terms. 
Answer Link

Otras preguntas

what is 20% of $45.00?
Orchids are a type of flowering plant. How would biologists explain how a living orchid species lacking leaves evolved from an ancestral orchid species that had
Type of picture Paul Revere made of the Boston massacre?
Substitution how do u do it??
What is 38/50 as a decimal... and what is 28/50 as a decimal? PLEASE HELP ME !!!! i hate struggling with homework!
sophia has 3 pink tulips and 3 white tulips. what fraction of sophias tulips are pink
What is the slope of (2,3) , (6,7)
What is the meaning of Pangaea
Evolution is: A) A change in the composition of a population from one generation to the next.B) A phenomenon that must be inferred from evidence, because it can
next term in sequence 61, 122, 244, 488