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 the formula for the binary compound that decomposes H2 and Br2
Which system creates blood cells?
Provide three examples of things that only apply to absolute dating. tbh its science
A test is worth 60 points. Multiple- choice questions are worth 2 points, and short answer questions are worth 5 points. if the test has 15 questions, how many
what is the formula for the binary compound that decomposes H2 and Br2
"Isn't she—a pretty girl, any more?" "Isn't she—a pretty girl, any more?" "Oh, she's all right." "Look here," said Dexter, sitting down suddenly, "I don't und
it is believed that a mother language originally developed in _____.
Which of these statements identifies a similarity between Saladin and Joan of arc?
Write the fraction 14/35 in simplest form
6. How are the processes of mitosis and meiosis similar to each other?