In Chapter Complex Number And Quadratic Equations ? wat does the symbol ( i ) means ...
plz help
2007-04-09 00:00:05 · 5 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
the symbol "i" is used to represent the imaginary number which equals the square root of -1.
It is used to factor out when calculating the square root of other negative numbers.
2007-04-09 00:03:27 · answer #1 · answered by davidbgreensmith 4 · 1⤊ 0⤋
i = √-1
it might be helpful to know that ...
i^1 = i
i^2 = -1
i^3 = -i
i^4 = 1
2007-04-09 00:25:04 · answer #2 · answered by Anonymous · 1⤊ 0⤋
√(-4) =2i
i is imaginary number
2007-04-09 00:57:47 · answer #3 · answered by Khalidxp 3 · 0⤊ 0⤋
i means imaginary
use imaginary numbers when there are no solution for real numbers.
- - - - - - -s-
2007-04-09 00:30:11 · answer #4 · answered by SAMUEL D 7 · 0⤊ 0⤋
usually it means "integer"
2007-04-09 00:03:08 · answer #5 · answered by Anonymous · 0⤊ 0⤋