recall that (u-v)(u+v) = u^2-v^2
Now let
u = 2√b
v = √(3a)
and it falls right out
to simplify (2sqrt(b)-sqrt(3a))(2sqrt(b)+sqrt(3a))
answer is -3a+4b.
how would you get this?
1 answer
answer is -3a+4b.
how would you get this?
1 answer
1 answer
0 answers
2 answers
1 answer