πŸ‘€
Lroth256go
Answered

1. Find the equation of the parabola satisfying the given conditions.

Focus: (3,6); Directrix: x=βˆ’1

A. (xβˆ’1)2=8(yβˆ’6)

B. (yβˆ’6)2=8(xβˆ’1)

C. (xβˆ’1)2=βˆ’8(yβˆ’6)

D. (yβˆ’6)2=βˆ’8(xβˆ’1)


2. Find the equation of the parabola satisfying the given conditions.

Focus: (βˆ’6,3); Directrix: y=1

A. (yβˆ’2)2=4(x+6)

B. (x+6)2=4(yβˆ’2)

C. (x+6)2=βˆ’4(yβˆ’2)

D. (yβˆ’2)2=βˆ’4(x+6)


3. Find the equation of an ellipse that has foci at (βˆ’1,0) and (4,0), where the sum of the distances between each point on the ellipse and the two foci is 9.

A. (x+1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš+(xβˆ’4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=9

B. (xβˆ’1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš+(x+4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=9

C. (x+1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš+(xβˆ’4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=81

D. (xβˆ’1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš+(x+4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=81


4. Find the equation of a hyperbola that has foci at (βˆ’1,0) and (4,0), where the difference of the distances between each point on the ellipse and the two foci is 5.

A. (x+1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆšβˆ’(xβˆ’4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=25

B. (xβˆ’1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆšβˆ’(x+4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=5

C. (xβˆ’1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆšβˆ’(x+4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=25

D. (x+1)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆšβˆ’(xβˆ’4)2+y2βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆ’βˆš=5

Answer :

Colecastillo44go

Answer:

CABD

Step-by-step explanation:

Go Teaching: Other Questions