20. Perhatikan perpangkatan berikut. *5 poinGambar Tanpa TeksABCD

20. Perhatikan perpangkatan berikut. *5 poinGambar Tanpa TeksABCD

Jawaban:

$frac{k {}^{4} times k {}^{3} times k {}^{ - 2} times k {}^{5} }{k {}^{2} times k {}^{ - 1} times k {}^{6} } = frac{k {}^{4 + 3 - 2 + 5} }{k {}^{2 - 1 + 6} } \ = frac{k {}^{10} }{k {}^{7} } \ = k {}^{10 - 7} \ = k {}^{3}$