Kako izračunati Square Root
Kaj je Square Root?
The square root of a number x is a value r such that r² = x. Every positive number has two square roots: a positive (principal) root and a negative root. Only zero has a single square root: zero itself.
Navodila po korakih
- 1Factor the number into prime factors
- 2Pair up identical prime factors
- 3Take one factor from each pair and multiply them
- 4Any unpaired factors stay inside the radical symbol
Worked Examples
Vnos
√144
Rezultat
12
12 × 12 = 144
Vnos
√2
Rezultat
1.41421…
Irrational — cannot be simplified further
Vnos
√0.25
Rezultat
0.5
0.5 × 0.5 = 0.25
Vnos
√200
Rezultat
10√2
√(100 × 2) = 10√2 ≈ 14.142
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