WRITE THE EQUATION
Write the equation of a circle with center (0,0) and r=3
x2+y2=9
Graph the circle (x-3)2+(y-2)2=16
Center: (3,2)
r=4
Graph the point (6, -8)
(6,-8)
Simplify -5+(-3)
-8
What are the five ways that we express relations/functions?
Diagram, set of pairs, input/output table, equations, graphs
Write the equation of a circle with center (3,2) and r=4.
(x-3)2+(y-2)2=16
Graph the circle (x-3)2+(y-5)2=1
Center (3,5)
r=1
Find the distance between (2,1) and (9,0).
Simplify 7-(-4)
11
A _____ is a set of ANY ordered pairs.
Relation
Write the equation of a circle with center (-3,4) and r=1.
(x+3)2+(y-4)2=1
Graph the circle (x+1)2+(y+3)2=16
r=4
Find the midpoint of the line with the endpoints (-6,13) and (6,0)
(0,6.5)
Simplify -3 x -2
6
The _____ is the set of x values.
Domain
Write the equation of a circle with center (-1,-3) and r=4.
(x+1)2+(y+3)2=16
Graph the circle (x-3)2+(y+1)2=9
Center (3,-1)
r=3
Find the distance between (5,-10) and (-9,-8)
Sqrt(200)
Simplify 20/ -4
-5
The _____ is the set of all y values.
Range
Write the equation of a circle with center (-4,0) and r=1
(x+4)2+y2=1
Graph the circle (x-4)2+(y+3)2=4
Center (4,-3)
r=2
Find the midpoint of the line with the endpoints (7,-12) and (-5,-15)
(1, -13.5)
Simplify -9/-3
3
A Function is a relation that does not have repeated __ values.
x