Square Root Calculator
Kry die vierkantige wortel van 'n getal en sy vereenvoudigde radikale vorm.
Resultate werk op soos jy tik.
Aangaande hierdie sakrekenaar
A 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.
The simplified radical is found by pulling the largest perfect-square factor outside the root sign. For √72, the largest perfect square dividing 72 is 36, so √72 = √(36 × 2) = 6√2 — an exact form, unlike the rounded decimal 8.485. 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.
Square roots appear in the Pythagorean theorem, the distance formula, standard deviation and quadratic equations. Note that every positive number has two square roots, one positive and one negative; this tool returns the principal positive root, and negative inputs have no real square root.
Dikwels gevra vrae
Wat is'n vereenvoudigde radikale?
It rewrites a root by factoring out the largest perfect square. √72 = √(36×2) = 6√2, which is exact, unlike the rounded decimal 8.485.
Is die vierkantige wortel van'n getal altyd positief?
Elke positiewe getal het twee vierkantige wortels, een positiewe en een negatiewe. Hierdie hulpmiddel gee terug Die hoof root (figi) root, wat is die standaard takies.
Wat is die vierkantige wortel van 72?
It is about 8.485, and its exact simplified form is 6√2.
Wat is'n volmaakte vierkant?
'n Hele getal wie se vierkantige wortel ook 'n hele getal is, soos 36 (6 = 6). Die gereedskap deel jou mee of jou nommer aan die vereistes voldoen.
Kan ek die vierkantige wortel van 'n negatiewe getal neem?
Not within the real numbers — negative inputs have no real square root. You would need complex numbers, where √−4 = 2i.
Waarom moet jy'n vereenvoudigde radikale pleks van'n desimale vertoon?
The radical form is exact. 6√2 is precise, while 8.485 is a rounded approximation that loses accuracy in further calculations.
API ← gebruik hierdie sakrekenaar van kode
Bel hierdie sakrekenaar as 'n vry JSON-punt takies wat nodig is. Stuur die veldwaardes hieronder as navraag parameters of JSON. Enigiets wat jy weglaat gebruik dieselfde verstek hierdie bladsy is vooraf gevul met; 'n onbekende parameter is 'n 400, nooit' n stil nul. Lees die volle API docs →
Einde punt:
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);Die resultate is skattings van algemene leiding, nie net finansiële, mediese of belastingvoorligting nie.