Question

$frac{3}{4}$m⁻²n⁴·8m³n⁻²=
спростити вираз
$frac{1}{2}$p⁻¹g⁻³·$frac{1}{6}$p²g⁻⁵=
3$frac{1}{3}$a⁵в⁻¹⁸·0,6a⁻¹в²⁰=

Answer 1

$frac{3}{4}m^{-2}n^4*8m^3n^{-2}=6m^{-2+3}n^{4+(-2)} =6mn^{2} \ \ frac{1}{2}p^{-1}g^{-3}*frac{1}{6}p^{2}g^{-5}= frac{1}{12} p^{-1+2}g^{-3+(-5)}= frac{1}{12} pg^{-8}= frac{p}{12g^8} \ \ 3 frac{1}{3}a^5b^{-18}*0.6a^{-1}b^{20} = (frac{10}{3}* frac{3}{5}) a^{5+(-1)}b^{-18+20}=2a^4b^2$