Question

PLEASE help me, I need help multiplying rational expressions:
9s/-1 * 1/-9s

Answer 1

\[\frac{ 9s }{ -1 } * \frac{ 1 }{ -9s }\]

Answer 2

\[9s * \frac{ 1 }{ -9s}\]
\[s = 1\]
everywhere except 0
\[(-\infty,0) \cup (0, \infty)\]

Answer 3

Okay that makes sense, could you help me with another @immanuelv ?

Answer 4

sure

Answer 5

\[\frac{ -2x }{ 3y } * \frac{ -9x^2 }{ 2 }\]

Answer 6

\[\frac{ 3x ^{3} }{ y }\]
it would be all Reals and y cannot be 0

Answer 7

Okay I wrote it out, that one makes sense too.

Answer 8

im a bit shaky on the domain.... >.< sorry

Answer 9

haha glad it worked out for ya

Answer 10

Thanks!