Math, asked by khomdrambikram, 1 month ago

prove that |x|² = x² for any real number x​

Answers

Answered by Anonymous
2

Answer:

Step-by-step explanation:

if x < 0

|x| = -x

so |x|^2 = -x*-x = x^2

if x > 0

|x| = x

so |x|^2 = x^2

Similar questions