square roots
Rational Solutions with Quadratic Formula
Imaginary Solutions quadratic formula
Rational & Irrational with Quadratic Formula
Discriminant
100

what is the square root of -9 

What is 

sqrt(-1)*sqrt(9)= 3i?

100

solve using the quadratic formula :

-x 2 +2x - 1 = 0  

 


 

What is x={1}?

100

solve using the quadratic formula: 

m2 + 2m + 2=0  

What is 

-1+- i?

100

solve using the quadratic formula: 

m2-5m-14=0 

What is m={7,-2}?

100

What is the discriminant of

3x2 - 2x + 1 = 0 ?

-8

200

What is

sqrt(98)

 simplified?

What is 

sqrt(49)*sqrt(2)= 7sqrt(2)

200

solve using quadratic formula : 

-2x^2-x+15 = 0

What is x={2.5, -3}

200

Use the quadratic formula 

x^2+6x+13=0

What is 

x={-3+-2i}

200

solve using the quadratc formula:

x2 + 3x – 4 = 0

What is x= {-4,1} 

200

What is the discriminant of

3x2 - 7x - 1 = 0 ?

61

300

what is the square root of -18?

3i sqrt 2

300

solve by using the quadratic formula:

x2+6x+5=0 

What is x={-5,-1}? 

300

 solve using the quadratic formula :

x^2-5x+10

What is 

x={(5+-isqrt(15))/2} or x= {5/2 +-isqrt(15)/2}

300

solve using the quadratic formula: 

2x2-3x-5=0 

What is 

x = {-1, 5/2}

300

How many real solutions does 

x2 - 14x + 49 = 0 

have?

1 solution

400

What is the square root of -75 ?

5i sqrt 3

400

solve using the quadratic formula: 

x2+4x+3=0

What is x={-1,-3}

400

Solve using the quadratic formula: 

x^2-5x+8=0

What is 

x={(5+-isqrt(7))/2} or x={5/2+-isqrt(7)/2}

400

solve usignt he qudaratic formula : 

x2 – 4x – 8 = 0

What is 

x= 

2+-2*sqrt3

400

How many real solutions are there for 

5x2 - x + 9 = 0 ?

0 real solutions 

(2 imaginary solutions)

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