randomdude randomdude

24-03-2015
Mathematics

contestada

is 81x squared minus 1 a perfect square

Respuesta :

24-03-2015

No. It's the product of (9x + 1) and (9x - 1) .

Answer Link

Otras preguntas

what is one way you can ensure good oberservations when you do scientific work

Is three half of seven

Why did the Chaldeans overthrow the Assyrians

How are sure foot's shoes seen by most of its target market??

Imagine yourself in his place. You will take on the role of the person you select and provide a firsthand account from that perspective. You have many individua

In ��the scarlet ibis,�� why does the narrator rename his little brother doodle? a. people expect too much of someone named william armstrong. b. the little

There are two gliders, read(larger) and yellow(smaller). The yellow glider is at rest, while the red glider is pushed on an air track (no friction). In the inel

HELP PLZ!! What is the probability of the spinning a 1 on the spinner

Dvr technology allows advertisers to get more specific information about what viewers watch

1) Describe the legal and social dynamics of racial segregation as it developed in the United States between 1870 and 1930. PLEASE HELP