3.1 (Part 1)
s2=144
What is plus or minus 12.
2(x+2)2-5=8
What is x= -4 plus or minus √26/2
√-36
What is 6i
-3√-49
What is -21i
x2-8x+16=25
What is x=1 and x=9
a2=81
What is plus or minus 9.
1/2r2-10=3/2r2
What is no real solution
√-64
What is 8i
-4√-32
What is -16√2i
r2-10r+25=1
What is r=4 and r=6
(z-6)2=2
What is z=1 and z=11
1/5x2+2=3/5x2
What is x= + or - √ 5
√-18
What is 3√2i
6√-63
What is 18√7i
x2-18x+81=5
What is x=9 + or - √ 5
(p-4)2=49
What is p=-3 and p=11
u2=-9u
What is u=-9 and u=0
√-24
What is 2√6i
2i(7-i)
What is 2 plus or minus 14i
m2+8m+16=45
What is m=-4 + or - 3 √ 5
4(x-1)2+2=10
What is x=1 plus or minus √2
-2(x+2)2=5
What is x=-2 plus or minus √10/2i
2√-16
What is 8i
(3-2i)(4+i)
What is 14-5i
y2-24+144=-100
What is y=12 + or - 10i