Solving quadratic equations
4x2 =81
x=4.5
(5+2i)+(3-2i)
8
Find the domain
(-infinity, infinity)
x/11+10=1
x=-99
5-6y2=113
y=4.24
(-2+4i)-(3+9i)
-5-5i
Find the range
(-infinity, infinity)
9x-10=92
x=11.3
2x2-2=6
x=2
i(2+i)
-1+2i
Find the relative max.
0.236
x2-64=0
x=8
(2+3i) (1-4i)
14-5i
-10.031
13p2-3=4209
p=18
(-3+7i) (1-2i)
11+13i
Find the y-int.
-4