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I need to know the answers

I need to know the answers-example-1
User Sjishan
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1) a.4x² b.-4x³
2) a.2m³n b.5m^8n^4
3) a.2a^-3b³ b.-1/2a²b^-5
4) a.ke b.e³
5) a.4.5c^5d^-1 b.1/5(-c^-5)(-d²)
6) a.64x²y^-6 b.x^15*(-1/8y^6)
7) a.4a²b^6c^-4 b.a^3b^9c^6
8) a.-5v b.5t^5
9) a.w^-3h^-2 b.-w^-3
User Evelynn
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