Question

please help me..how to solve this IxI-2=5??

Answer 1

add 2 to both sides..what do you get?

Answer 2

umm.... IxI=7

Answer 3

right

Answer 4

now??

Answer 5

now...which number will give you 7 if you take the absolute value?

Answer 6

- OR + ,,,,BOTH?

Answer 7

sorry i didn't get you

Answer 8

you're familiar what an absolute value is right?

Answer 9

right

Answer 10

| x | = a

then x = a and x = -a

Answer 11

so is it x=7

Answer 12

right. what else?

Answer 13

oh thank you got it :)

Answer 14

welcome

Answer 15

@lgbasallote , even @erica.d hates math !

Answer 16

\[\left| x \right| = a gives x = +- a\]

Answer 17

@hartnn who doesnt?

Answer 18

thank you :)

Answer 19

i don't.

Answer 20

yeah @hartnn ...i don't know what happened to you

Answer 21

??

Answer 22

solve this \[^{}\left| x \right|-1=x2\]

Answer 23

it is x square