Test: Quadratic Equations I - Ambitious

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Question 1:   Solve: x 2 =16
x=4,x=0
x=4,x=4
x=4,x=0
x=2,x=8
Question 2:   Solve: x 2 7x=0
{ x=1 x=7
{ x=0 x=7
{ x=0 x=7
{ x=1 x=7
Question 3:   Solve: x 2 +7x+10=0
{ x=2 x=5
{ x=2 x=5
{ x=2 x=5
{ x=2 x=5
Question 4:   Solve: x+9+ 20 x =0
{ x=4 x=5
{ x=4 x=5
{ x=4 x=5
{ x=4 x=5
Question 5:   Solve: 3 x 2 16=0
{ x=4 3 x=4 3
{ x= 4 3 3 x= 3
{ x= 4 3 3 x=4 3
{ x= 4 3 3 x= 4 3 3
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