2.434 to 3 sigfigs = 2.43 .
To round 2.434 to three significant figures, identify the first three digits as 2, 4, and 3. Since the following digit is 4 (less than 5), you do not round up, resulting in a final rounded value of 2.43. Therefore, the answer is 2.43.
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•°• Hasil dari 3/4 - 2/5 adalah 7/20.[tex] \\ \\ [/tex]Penjelasan dengan langkah-langkah:3/4 - 2/5= 15/20 - 8/20= 7/20[tex]~[/tex][tex]__________________________________________________________________________________________[/tex][tex] \\ \\ [/tex] [tex]\blue{\boxed{\colorbox{skyblue}{\rm{- AvR}}}}[/tex]
[tex] \frac{3}{4} - \frac{2}{5} \\ \\ = \frac{15}{20} - \frac{8}{20} \\ \\ = \frac{15 - 8}{20} = \frac{7}{20} [/tex]