who221b who221b

20-05-2016
Mathematics

contestada

What is the 31st term in the sequence below?
-108,-90,-72,-54

Respuesta :

apologiabiology apologiabiology

20-05-2016

add 18 each time
first term is -108

an=a1+d(n-1)
d=common difference
a1=startng term

an=-108+18(n-1)

31 term
a31=-108+18(31-1)
a31=-108+18(30)
a31=-108+540
a31=432

31st term is 432

Answer Link

Otras preguntas

Emma is using connecting cubes to make a rectangular model with a height of one connecting cube. With her cubes she can make the model in exactly 3 different wa

The three basic principals of training that are the foundation for developing a successful personal fitness program are ________________ A. overload , progressi

For a human baby to be born a boy he must receive A. an X chromosome from the father. B. a Y chromosome from the mother. C. a Y chromosome from the father. D. b

-x2 + x-1=0 find the discriminant of each quadratic equation then state the number and type of solution

The process of "digestion" in a cell is aided by the _____. A. cytoplasm B. nucleus C. lysosome D. mitochondria

what is 713 divided by 9 and then the quotient estimated

Information about African American inventor solomon harper

In order for work to be done. A.an object must move B. an object can stay in the same location C. Two forces must be applied to an object. D.objects mus

what is the value of y in the equation 2(3y-4)=10?

how must unit cubes be stacked when used to measure volume?