Thank you for registering.

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

Please check your email for login details.
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

6. The number of common tangents that can be drawn to the circle x 2 + y 2 - 4x - 6y – 3 = 0 and x 2 + y 2 + 2x + 2y + 1 = 0 is (a) 1 (b) 2 (c) 3 (d) 4



6.     The number of common tangents that can be drawn to the circle


x2 + y2 - 4x - 6y – 3 = 0 and x2 + y2 + 2x + 2y + 1 = 0  is


(a)    1


(b)    2


(c)    3


(d)    4


Grade:10

1 Answers

Jitender Singh IIT Delhi
askIITians Faculty 158 Points
7 years ago
Ans: 2
Both circles are intersecting with each other, only two common tangents are possible.
TangentsEquation:
x+2 =0
y+1 =0
Thanks & Regards
Jitender Singh
IIT Delhi
askIITians Faculty

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free