Email
Chat with tutor
logo

Ask Questions, Get Answers

X
 
Answer
Comment
Share
Q)

Find the value of k if the straight line 2x+3y+4+k(6x-y+12)=0 is perpendicular to the line 7x+5y=4


( A ) -33/37
( B ) 19/37
( C ) -29/37
( D ) none of these

1 Answer

Comment
A)
Slope of line 7x+5y-4=0 is -5/7 Slope of given line is (k-3)/(2+6k) For perpendicular lines M1*M2=-1 =>(k-3)/(2+6k)*(-5/7)=-1 =>k=-29/37.
Help Clay6 to be free
Clay6 needs your help to survive. We have roughly 7 lakh students visiting us monthly. We want to keep our services free and improve with prompt help and advanced solutions by adding more teachers and infrastructure.

A small donation from you will help us reach that goal faster. Talk to your parents, teachers and school and spread the word about clay6. You can pay online or send a cheque.

Thanks for your support.
Continue
Please choose your payment mode to continue
Home Ask Homework Questions
Your payment for is successful.
Continue
Clay6 tutors use Telegram* chat app to help students with their questions and doubts.
Do you have the Telegram chat app installed?
Already installed Install now
*Telegram is a chat app like WhatsApp / Facebook Messenger / Skype.
...