Пошаговое объяснение:
159 . . . . = ( 10⁻⁶ * 10² )/( 3* 10⁻³ ) = 10⁻⁶⁺²/( 3* 10⁻³ ) = 10⁻⁴/( 3* 10⁻³ ) =
= 1/3 * 10⁻⁴⁺³ = 1/3 * 10⁻¹ = 1/30 ;
2) . . . = ( 13 * 10¹⁴⁺⁶ )/( 2 * 10²¹ ) = ( 13 * 10²⁰ )/( 2 * 10²¹ ) = 13/( 2 * 10 )=13/20.
Пошаговое объяснение:
159 . . . . = ( 10⁻⁶ * 10² )/( 3* 10⁻³ ) = 10⁻⁶⁺²/( 3* 10⁻³ ) = 10⁻⁴/( 3* 10⁻³ ) =
= 1/3 * 10⁻⁴⁺³ = 1/3 * 10⁻¹ = 1/30 ;
2) . . . = ( 13 * 10¹⁴⁺⁶ )/( 2 * 10²¹ ) = ( 13 * 10²⁰ )/( 2 * 10²¹ ) = 13/( 2 * 10 )=13/20.