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

Which of the following judges did not serve during peace time? Abdon Jephthah Tola Elon
Clara Calex American and Canadian stamps. She has six more Americans stamps then Canadian stamps. The ratio of Canadian to American stamps is 3:5. How many of
F(x)+g(x)=(x^2+10x+25)+(5-4x)
HELPPPPPP ME PLEASE (read the paragraph too please )
Name the most common methodologies of art.
There are a number of Holocaust memorials around the world. There is a Holocaust memorial in Baltimore, MD, Washington D.C., and at several sites around Europe.
Which graph represents the inequality? 2x + y < 4
What is the area, in square feet, of a section of pavement that is 20 ft wide and 100 yd long? a. 6,000 ft2 b. 2,000ft2 c. 640 ft2 d. 240 ft2
Can anyone help me please
paul says he is 16 inches shorter than 1 1/2 times theresas height