Is this correct
-3a^2b/35a^5 * 14a^3b^2/-9b^4=
-42ab/-315a^5b^4
you need to simplify
and i belive your exponents on your variables are wrong
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try again
*** i got
(2a^3)/(15b^2)
sorry i forgot something, looking back at my work
I now get
= 2 /(15b^2)