Homework Help: Algebra2 (Please Check My work)

Posted by Anonymous on Monday, June 18, 2012 at 9:25pm.

Will you please check my work for me.
1)The equation of a parabola is shown.
y=1/14X^2. What are the coordinates of the focus?
(0,-3.5) <----
(0,-4)
(0,7)

2)The equation x2 + (y + 3)2 = 36 models the boundary on a local map for which Darren can hear his friend Tom on his two-way radio when Darren is at home. How far (in miles) can Tom walk from Darren's home and still be heard?
3 miles

6 miles<----

2 miles

12 miles

3)A plane intersects only one nappe of a double-napped cone. It is neither perpendicular to the cone's axis nor parallel to its generating line. Which conic section is formed?

point

circle

ellipse <-----

parabola

No one has answered this question yet.

Answer this Question

Related Questions

Algebra2 (Please Check My work) - Will you please check my work for me. 1)The ...
Algebra2 ( Check) - Will you please check my work for me. 1)The equation of a ...
Math Check please - Will you please check my work for me. 1)The equation of a ...
FRENCH WORK ASAP - please please someone check my work I don't understand it...
Math - determine vertex, focus and directrix of parabola. then graph the ...
Algebra2 - Can Someone Check My Anwsers? 1. -17=10x+3 = x=2 2.9x+5=7x+3x-2 = x= ...
Physics - Check my work please :) - Check this please :D Which of the following ...
PLease Check My Work - 3. T^2-25/t^2+t-20= (t-5) (t+5)/ (t-10) (t+2) 4. 2x^2+6x+...
Math[PLease Check] - Problem: 25-x^2 6 ------ * --- 12 5-x What I got: 5-x --- 2...
Pre-Calculus - Find the values of x for which the line y=2x intersects the ...

For Further Reading

First Name:
School Subject:
Answer: