wykonaj działania oblicz zad w załączniku

1. = 2*4 + 2 = 10 2. = [latex]-6 * frac{-6}{9}= frac{36}{9}=4 [/latex] 3. [latex] 4^{-2} = frac{1}{ 4^{2} } = frac{1}{16} \ 0,2^{-1}= frac{2}{10} ^{-1}= frac{10}{2}=5 [/latex] 4. = [latex] frac{-3*(-12)-4}{-2} = frac{36-4}{-2}= frac{32}{-2}= -16[/latex] 5. = [latex] (x^{9}) ^{2} : x^{18} = x^{18} : x^{18} =1[/latex] 6. =[latex] x^{7}* x^{3}* x^{6}= x^{16} [/latex]