log₁₀ met rekenmachien

Hoofdmenu Eentje per keer  🖨

Bepaal x met ZRM

1. \(\log x = -0{,}36\)
2. \(\log x = -3{,}5\)
3. \(\log x = 0{,}29\)
4. \(\log x = -0{,}8\)
5. \(\log x = 2{,}9\)
6. \(\log x = 0{,}3\)
7. \(\log x = 3{,}1\)
8. \(\log x = 0{,}36\)
9. \(\log x = 0{,}21\)
10. \(\log x = -3{,}9\)
11. \(\log x = 2{,}8\)
12. \(\log x = -1{,}5\)

---

Bepaal x met ZRM

Verbetersleutel

1. \(\log x = -0{,}36\\ \Leftrightarrow x = 10^{-0{,}36} \\ \Leftrightarrow x \approx 0{,}43651583224017\)
2. \(\log x = -3{,}5\\ \Leftrightarrow x = 10^{-3{,}5} \\ \Leftrightarrow x \approx 0{,}00031622776601684\)
3. \(\log x = 0{,}29\\ \Leftrightarrow x = 10^{0{,}29} \\ \Leftrightarrow x \approx 1{,}949844599758\)
4. \(\log x = -0{,}8\\ \Leftrightarrow x = 10^{-0{,}8} \\ \Leftrightarrow x \approx 0{,}15848931924611\)
5. \(\log x = 2{,}9\\ \Leftrightarrow x = 10^{2{,}9} \\ \Leftrightarrow x \approx 794{,}32823472428\)
6. \(\log x = 0{,}3\\ \Leftrightarrow x = 10^{0{,}3} \\ \Leftrightarrow x \approx 1{,}9952623149689\)
7. \(\log x = 3{,}1\\ \Leftrightarrow x = 10^{3{,}1} \\ \Leftrightarrow x \approx 1258{,}9254117942\)
8. \(\log x = 0{,}36\\ \Leftrightarrow x = 10^{0{,}36} \\ \Leftrightarrow x \approx 2{,}2908676527678\)
9. \(\log x = 0{,}21\\ \Leftrightarrow x = 10^{0{,}21} \\ \Leftrightarrow x \approx 1{,}6218100973589\)
10. \(\log x = -3{,}9\\ \Leftrightarrow x = 10^{-3{,}9} \\ \Leftrightarrow x \approx 0{,}00012589254117942\)
11. \(\log x = 2{,}8\\ \Leftrightarrow x = 10^{2{,}8} \\ \Leftrightarrow x \approx 630{,}95734448019\)
12. \(\log x = -1{,}5\\ \Leftrightarrow x = 10^{-1{,}5} \\ \Leftrightarrow x \approx 0{,}031622776601684\)