Homework Help: Math Check please

Posted by Anonymous on Monday, June 18, 2012 at 11:04pm.

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)
(0,-3.5)
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

Math Check please - Anonymous, Monday, June 18, 2012 at 11:14pm
The answers are correct. At least that's what my father thinks. He said he is 100% sure.

Answer this Question

Related Questions

Algebra2 (Please Check My work) - Will you please check my work for me. 1)The ...
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 Please check - Write an equation for a parabola with vertex(-2,4) and ...
Math - determine vertex, focus and directrix of parabola. then graph the ...
FRENCH WORK ASAP - please please someone check my work I don't understand it...
algebra 2 please check - Write an equation for a parabola with vertex at (-4 , 3...
Math (Check) - The equation y = a^x is a decreasing function a = 1) 1 2) 2 3) -3...
calculus-can someone please help me with this ques - I have two questions if ...
math(Please check) - Find the real solutions of the equation: 14x^2 - 5x^2 - 1...

For Further Reading

First Name:
School Subject:
Answer: