Getallestelsels: RGW#1

Skryf die volgende getalle in wetenskaplike notasie.

a) 1246.8
b) -0.000485
c) -485000000
d) 0.000000012468

a)
$table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell 1246.8 end cell row blank equals cell table row blank blank cell leftwards arrow with 3 on top end cell blank row 1. cell 246. end cell 8 end table end cell row blank equals cell space space 1.2468 cross times 10 cubed end cell end table$

b)
$table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell negative 0.000458 end cell row blank equals cell table row blank blank cell rightwards arrow with 4 on top end cell blank row cell negative 0 end cell. cell 0004. end cell 58 end table end cell row blank equals cell space space minus 4.58 cross times 10 to the power of negative 4 end exponent end cell end table$

$table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell negative 485000000.0 end cell row blank equals cell table row blank blank cell leftwards arrow with 8 on top end cell blank row cell negative 4 end cell. cell 85000000. end cell 0 end table end cell row blank equals cell space minus space 4.85 cross times 10 to the power of 8 end cell end table$

$table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell 0.000000012468 end cell row blank equals cell table row blank blank cell rightwards arrow with negative 8 on top end cell blank row 0. cell 00000001. end cell 2468 end table end cell row blank equals cell space space 1.2468 cross times 10 to the power of negative 8 end exponent end cell end table$