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

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

10 increased by the quotient of a number and 2 is -15

House finches were found only in western north america until 1939, when a few individuals were released in new york city. these individuals established a breedi

At a dosage of 20 mg per kg of body weight, how many mg of that drug should a 175 lb adult receive

The sum of three consecutive even number is 120 find the number by solving a lunar equation

Compounds made up of carbon,hydrogen,and oxygen that are the main source of energy for the body are called

How many solutions can be found for the linear equation? 6(3x + 2) 6 - 7 = 6x - 12x/4 - 5?

PLZ HELP!!! Will give Branliest and 50 points Martin Luther King Jr. uses figurative language strategically throughout his letter to promote equality. How does

Please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

What does this equal ?

Your little cousin athena wants to know why she has crayons called blue-green and orange-yellow but none called blue-yellow or orange-green. you explain that ce