Question

помогите сократить дробь

Answer 1

(3x)^2 * x^-8/x^-12*4x^6=9x^2*1*x^12/x^8*1*4x^6=9/4=2,25

Answer 2

$frac{(3x)^2* x^{-8} }{ x^{-12}*4x^6 }= frac{(3x)^2 x^{12} }{4x^8x^6}=$

$= frac{(3x)^2 x^{-2} }{4} = frac{3^2x^2}{4x^2}= frac{9}{4}= 2.25$