Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • NCERT
  • Find the value of p so that the three lines 3x + y – 2 = 0, px + 2 y – 3 = 0 and 2x – y – 3 = 0 may intersect at one point.

Q : 9     Find the value of \small p so that the three lines  \small 3x+y-2=0,px+2y-3=0  and   \small 2x-y-3=0  may intersect at one point. 

Answers (1)

best_answer

Point of intersection of lines \small 3x+y-2=0 and \small 2x-y-3=0 is  (1,-1)
Now, (1,-1) must satisfy equation px+2y-3=0
Therefore,
p(1)+2(-1)-3=0
p-2-3=0
p=5
Therefore, the value of p is 5

Posted by

Gautam harsolia

View full answer

Crack CUET with india's "Best Teachers"

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

Similar Questions

Trending Articles/News

anam-khan

Board Exam Date 2025 Live: CBSE, ICSE, BSEB, MPBSE Class 10, 12 timetable out; Punjab, Rajasthan schedule soon
anam-khan

CBSE Board Exams 2025: Guidelines issued for Class 10, 12 practicals
anam-khan

Board Exam Date Sheet 2025 Live: ICSE, ISC, CBSE, MP time table out; BSEB routine soon

Latest Question