danielshinners2003
danielshinners2003 danielshinners2003
  • 25-10-2018
  • Mathematics
contestada

The formula to find a certain number in an arithmetic sequence is an=a1+d(n−1) .

Solve for n.

The formula to find a certain number in an arithmetic sequence is ana1dn1 Solve for n class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 25-10-2018

an = a1 + d(n−1)

an = a1 + dn - d

dn = an - a1 + d

 n = (an - a1 + d) / d

 n = (an - a1)/d + 1

Answer is B.

 n = (an - a1)/d + 1


Answer Link

Otras preguntas

The solution to a quadratic are called
Dr. Anderson wants to conduct a study to determine the cause-and-effect relationship between domestic violence and anger in children. Dr. Anderson should use a(
How common is kidney cancer???
plsss i need someone's help the poem the song of the women of my land​
A person invests 6000 dollars in a bank. The bank pays 6.5% interest compounded annually. To the nearest tenth of a year, how long must the person leave the mon
Facilitated diffusion ООООО requires the cell to expend energy does not require the cell to expend energy does not require the cell to expend energy and involve
Help me please!! ASAP
Which form of government is where all businesses are taken over and usually leads to a dictatorship? Imperialism Communism Democracy Theocracy
what's climate change​
________ is the term for warm-blooded animals that internally control their body temperature. Ectotherm Endotherm Poikilotherm None of the above.