Get Answers to all your Questions

header-bg qa

Explain solution RD Sharma Class 12 Chapter 26 Direction Cosines and Direction Ratios Exercise Very Short Answer Question, question 18 Maths.

Answers (1)

Answer:

0, 0, 1

Hint:

Direction cosines of z-axis is 0,0,1.

Given:

Line parallel z-axis

Solution:

Any line parallel z-axis is

\frac{x-a}{0}=\frac{y-b}{0}=\frac{z-0}{1}

\therefore Direction cosines 0,0,1

Posted by

infoexpert24

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads