yrnalex8823 yrnalex8823
  • 03-08-2018
  • Mathematics
contestada

Identify the surface whose equation is given r^2 + z^2 = 4

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 16-08-2018

The equation describes a circle that gets smaller as z increases, and is maximum size at z=0. The radius of the circle is a maximum of 2, and goes to zero as |z| becomes 2.

The surface is a sphere of radius 2 centered at the origin.

Answer Link

Otras preguntas

how many minuets should you wait before exercisesing after you eat
Suppose you pay $3.00 to roll a fair die with the understanding that you will get back $5.00 for rolling a 1 or a 6, nothing otherwise. What is your expected va
please help!! True or false??
2. What is one important difference between Gothic and Renaissance architecture? Pls help this is a quiz I’ll mark brainliest
What is the conjugate base of the following acids?a) HClO4 b) NH4 + c) H2O d) HCO3 –3. What is the conjugate acid of the following bases? a) CN- b) SO4 2- c) H2
The painting shown at the right has an area of 460 in. What is the value of​ x?
Which other expression has the same value as (-4) - (-8) ? A. (-4) + 8 B. -4 - (-8) C. 4 + (-8) D. (-4 ) + (-8)
obras de la reina isabel 2​
an insurance agent is paid a salary of 200gh cedis and a commission of 3% on all sales over 2000gh cedis per month. if his total income in a particular month wa
Pleas help grade depends on it