Kalkulator Akar Kuadrat

Cari akar kuadrat nombor dan bentuk radikalnya yang dipermudah.

Akar kuadrat —
Radikal Dipermudah —
Segi empat sempurna? —

Hasil dikemaskini semasa anda menaip.

Perihal kalkulator ini

the number is a perfect square, the root is a whole number (6) and the tool flags it as a perfect square. The square root calculator gives the principal (positive) square root of a number, plus its simplified radical form and whether the number is a perfect square. Enter any non-negative number to see both the decimal value and the exact radical. When the number is itself a perfect square, such as 36, the root is a whole number (6) and the tool flags it as a perfect square. When the number is a perfect square, such as 36, theSquare rootsThe simplified radical is found by pulling the largest perfect-square factor outside the root sign. For √72, the largest perfect square factorTheSquare roots are found by pulling the largest perfect-square factor outside the root sign.The simplified radical form and whether the number is a perfect square.The simplified radical is found by pulling the largest perfect-square factor outside the root sign.The simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by pulling the largest perfect-square factorThe simplified radical is found by

Pertanyaan yang kerap ditanya

Apakah itu radikal ringkas?

Ia menulis semula akar dengan faktorkan keluar kuadrat sempurna terbesar. √72 = √(36×2) = 6√2, yang tepat, tidak seperti perpuluhan bulat 8.485.

Adakah akar kuadrat nombor sentiasa positif?

Setiap nombor positif mempunyai dua akar kuadrat, satu positif dan satu negatif. Alat ini mengembalikan akar utama (positif), yang merupakan hasil √ piawai.

Apakah akar kuadrat dari 72?

Ia adalah kira-kira 8.485, dan bentuk yang tepatnya adalah 6√2.

Apa itu persegi sempurna?

Bilangan integer yang akar kuadratnya juga nombor integer, seperti 36 (√36 = 6). Alat ini memberitahu anda sama ada nombor anda layak.

Bolehkah saya ambil akar kuadrat nombor negatif?

Tidak dalam nombor sebenar — input negatif tidak mempunyai akar kuadrat sebenar. Anda perlukan nombor kompleks, di mana √−4 = 2i.

Kenapa paparkan radikal ringkas bukannya perpuluhan?

Bentuk radikal adalah tepat. 6√2 adalah tepat, manakala 8.485 adalah kira-kira bulat yang kehilangan ketepatan dalam pengiraan seterusnya.

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API — gunakan kalkulator ini dari kod

Panggil kalkulator ini sebagai titik akhir JSON percuma - tiada kekunci diperlukan. Hantar nilai medan di bawah sebagai parameter pertanyaan atau JSON. Baca dokumen API penuh →

Titik Akhir

GET https://calculator.free/api/v1/square-root/

curl

curl "https://calculator.free/api/v1/square-root/?value=72"

JavaScript fetch()

const r = await fetch(
  "https://calculator.free/api/v1/square-root/?" + new URLSearchParams({
    "value": "72"
  }));
const data = await r.json();
console.log(data.results);

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