Home
Class 12
MATHS
If P=(x , y),F1=(3,0),F2=(-3,0), and 16 ...

If `P=(x , y),F_1=(3,0),F_2=(-3,0),` and `16 x^2+25 y^2=400` , then `P F_1+P F_2` equal 8 (b) 6 (c) 10 (d) 12

A

8

B

6

C

10

D

12

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELLIPSE

    MODERN PUBLICATION|Exercise (LEVEL-II) MCQ|34 Videos

  • ELLIPSE

    MODERN PUBLICATION|Exercise LATEST QUESTIONS FROM AIEEE/JEE EXAMINATIONS|5 Videos

  • DIFFERENTIAL EQUATIONS

    MODERN PUBLICATION|Exercise Recent competitive Questions|12 Videos

  • FAMILY OF LINES

    MODERN PUBLICATION|Exercise QUESTION FROM KARNATAKA CET & COMED|5 Videos

Similar Questions

Explore conceptually related problems

If f(x+2y , x-2y)=x y , then f(x,y) equals

If P(x ,y) is any point on the ellipse 16 x^2+25 y^2=400 and F_1=(3,0)F_2=(-3,0) , then find the value of P F_1+P F_2dot

If f(x)= (2 x+1)/(3 x-2) , then f o f(2) is equal to

If F_(1) is (3, 0) and F_(2) is (-3,0) and P is any point on the ellipse (x^(2))/(25)+(y^(2))/(16)=1 , then |PF_(1)|+|PF_(2)| equals :

If f(x)=f'(x) and f(1) =2 , then f(3) equals :

If 2f(x) = f^(')(x) and f(0) = 3, then f(2) =

If f(x)=x^(3)+bx^(2)+cx+d and 0 lt b^(2) lt c , then in (-oo, oo), f(x) :

If f(x+y) = 2f(x) f(y) for all x,y where f^(')(0) = 3 and f(4) =2, then f^(')(4) is equal to

If (x^2+y^2)dy=xy dxand y (1) = 1 . If f(x_0)=e, then x_0 is equal to :