Question

спростіть вираз 2а^-4 б^6*4.5^-2 б^-6

Answer 1

$2a {}^{ - 4} b {}^{6} times 4.5 {}^{ - 2} b {}^{ - 6} = \ \ = frac{2b {}^{6} }{a {}^{4} times 4.5 {}^{2} times b {}^{6} } = frac{2}{4.5 {}^{2} a {}^{4} } = \ \ = frac{8}{81} a {}^{ - 4}$