Tue, 25 Jan

Squares Cubes Roots

Square of x is a which a is 2 times multiplication of x. Written as x2 = a. E.g. 22 = 4.
Cube of x is a which a is 3 times multiplication of x. Written as x3 = a. E.g. 23 = 8.
Square Root of 64 can be written as (
$\sqrt[2]{64}$ ) and its value is 8.
Cube Root of 64 can be written as (
$\sqrt[3]{64}$ ) and its value is 4

^
=
4
2√
=
3
3√
=
3
Make memory of below recommended tables in order to do quick calculations.
Squares
12 = 1 112= 121
22 = 4 122= 144
32 = 9 132= 169
42 = 16 142= 196
52 = 25 152= 225
62 = 36 162= 256
72 = 49 172= 289
82 = 64 182= 324
92 = 81 192= 361
102 = 81 202= 400
Cubes
13 = 1 113= 1331
23 = 8 123= 1728
33 = 27 133= 2197
43 = 64 143= 2744
53 = 125 153= 3375
63 = 216 163= 4096
73 = 343 173= 4913
83 = 512 183= 5832
93 = 729 193= 6859
103 = 1000 203= 8000