acantr3ll acantr3ll

20-05-2018
Mathematics

contestada

what are the focus and directrix of the parabola with the equation y=1/16x^2

Respuesta :

CastleRook CastleRook

29-05-2018

y=1/16x^2
multiplying both sides by 16 we get:
16y=x^2
The general form of a parabola is:
(x-h)^2=4p(y-k)
thus
4p=16
p=4
The parabola opens upwrd:
Focus: (h,k-p)
(0,0-4)
=(0,-4)
Directrix: y=-4

Answer Link

Otras preguntas

Out of his salary, rohan spent 1/5 on rent, 1/3 on food and 1/6 on clothes. What fraction of his salary does he save?

13. In the United States, we measure the temperature in degree Fahrenheit. However most of the other countries in the world use degrees Celsius. The formula for

she is going to school.(interrogative)

WHAT IS -45 - x = - 18 SHOW STEPS PLEASE ALSO FOR v - 55 = -43 AND -2 = n/10

1000:150:600 in lowest terms

A cone has a volume of 314 cubic feer and a height of 12 feet. What is its radius.

Please answer this :(

[tex]\huge\bold\red{{HELP}}[/tex]

using verb tense choose a trip you have made or eould like to make .write sentences about the trip using the following verbs in the tense indicate 1)see (future

Directions: First, IDENTIFY where the pronoun shift takes place. Then, REWRITE the sentence while the revising the incorrect pronoun shift. 1. Whenever I go to