A community for students.
Here's the question you clicked on:
 0 viewing
 2 years ago
Why is the product of the gradients of 2 straight line perpendicular to each other is always equal to 1 ?? Please prove it......?
 2 years ago
Why is the product of the gradients of 2 straight line perpendicular to each other is always equal to 1 ?? Please prove it......?

This Question is Closed

shirleyx
 2 years ago
Best ResponseYou've already chosen the best response.0m1=1/m2 you can use two rules (straight line) to prove it. dw:1338626026029:dw

myko
 2 years ago
Best ResponseYou've already chosen the best response.0you can write equation of the lines perpedicular to each other in this form: ax+by=0 bx+ay=0 this is a hint....:)

shahzadjalbani
 2 years ago
Best ResponseYou've already chosen the best response.0Can you prove it through trigonometry?

shahzadjalbani
 2 years ago
Best ResponseYou've already chosen the best response.0@myko @shirleyx Can you prove it through trigonometry?

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.0slope = \( \tan(\theta) \) another slope = \( \tan(\theta  90) = \cot \theta \)

myko
 2 years ago
Best ResponseYou've already chosen the best response.0\[\cos \alpha x+\sin \alpha y =0\] \[\sin \alpha x + \cos \alpha y =0\]

myko
 2 years ago
Best ResponseYou've already chosen the best response.0grad f1 = (cosa sinax,sina+cosay) grad f2 = (sinacosax,cosasinay)
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.