 ×     #### Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Click to Chat

1800-1023-196

+91-120-4616500

CART 0

• 0

MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
```
1)If (1,a) , (3,9a) , (4,b) , (6,18) are collinear then (a,b/a)= A.(6,13) B.(6/7,13) C.(6/7,13/7) D.(21,13) 2)If A,B,C are collnear points A=(3,4) , B=(7,7) and AC = 10 then C = A.(5,2) B.(5,-2) C.(-5,-2) D.(-5,2)
1)If (1,a) , (3,9a) , (4,b) , (6,18) are collinear then (a,b/a)= A.(6,13)  B.(6/7,13)  C.(6/7,13/7)  D.(21,13) 2)If A,B,C are collnear points A=(3,4) , B=(7,7) and AC = 10 then C =  A.(5,2)  B.(5,-2)  C.(-5,-2)  D.(-5,2)

```
4 years ago Sourabh Singh
IIT Patna
2104 Points
```							Hii1) find out their slopes and equate for all the pair of points . You will get the answer2) Just equate the value of slope m = (y2-y1)/(x2-x1). You will get the answer
```
4 years ago
Think You Can Provide A Better Answer ?

## Other Related Questions on Analytical Geometry

View all Questions »  ### Course Features

• 731 Video Lectures
• Revision Notes
• Previous Year Papers
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Test paper with Video Solution  ### Course Features

• 53 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions