If (|k1|)(|k2|)=1, show k1, k2= +/- 1(adsbygoogle = window.adsbygoogle || []).push({});

I don't know how to show that abs value of k1=abs value k2=1.

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Case analysis

**Physics Forums | Science Articles, Homework Help, Discussion**