fx-82MS fx-82TL fx-9860GII TI-83
√
On a Casio calculator you can take the square root
√
Example 1
To calculate √64 = 8
√64
8.√ 6 4 =
Example 2
To calculate √0 = 0
√0
0.√ 0 =
Example 3
To calculate √2 = 1.4142…
√2
1.414213562√ 2 =
Example 4
To calculate √2 × √2 = 2
√2×√2
2.√ 2 × √ 2 =
Example 5
To calculate √2√2 = 1.6325…
√2xy√2
1.632526919√ 2 Xy √ 2 =
Example 6
To calculate (√2√2)√2 = 2
Ansxy√2
2.√ 2 Xy √ 2 = Xy √ 2 =
Example 7
To calculate 2√2 = 2.6651…
2xy√2
2.6651441432 Xy √ 2 =
Example 8
To enter √−2
Ma ERROR
√ (−) 2 =
The square root from a negative number always gives a message.
Example 9
To calculate √(−1)² = 1
√(-1)²
1.√ ( (−) 1 ) X² =
Example 10
To calculate 2√½ = √(2 ×2 × ½) = √2 = 1.4142...
2√1┘2
1.4142135622 √ 1 ab/c 2 =