a) 6a - 24b + 30c = 6(a-4b+5c)
b) [tex]2xy +3x-x^2y = x(2y+3-xy)[/tex]
c) [tex]15ab - 5a^2 + 10ac = 5(3b-a+2c)[/tex]
d) [tex]st^2 +2s^2t^3-4s^2t^2 = st^2(1+2st-4s)[/tex]
e) [tex]9pr + (pr)^2 + 3p^2r^2 = pr(9+pr+3pr)[/tex]
f) [tex]8a^2 -20a^3b^2+4ab = 4ab(2a-5a^2b+1)[/tex]
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a) 6a - 24b + 30c = 6(a-4b+5c)
b) [tex]2xy +3x-x^2y = x(2y+3-xy)[/tex]
c) [tex]15ab - 5a^2 + 10ac = 5(3b-a+2c)[/tex]
d) [tex]st^2 +2s^2t^3-4s^2t^2 = st^2(1+2st-4s)[/tex]
e) [tex]9pr + (pr)^2 + 3p^2r^2 = pr(9+pr+3pr)[/tex]
f) [tex]8a^2 -20a^3b^2+4ab = 4ab(2a-5a^2b+1)[/tex]