randomdude
randomdude
23-03-2015
Mathematics
Answered
is 81x squared minus 1 a perfect square
Answer :
AL2006
AL2006
23-03-2015
No. It's the product of (9x + 1) and (9x - 1) .
Answer Link
VIEW ALL ANSWERS ( 22+ )
Other Questions
What is the force that opposes the movement of an object through water??
how are quadratic equations different from linear equations?
what is the inverted pyramid?
What is 6=radical v-2
What technology was there that made the Pyramids of Giza wonderaous? Thanks!
What is 6=radical v-2
what is cognitive grammar?
what is a persona non grata?
For what values of x is the following equation satisfied : 3x+9 = 21+7x ?
what is a transitive verb?