Quadratic Formula No Calculator

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Determine the values of a, b, and c for the quadratic equation:

4x² – 8x = 3

• a = 4, b = -8, c = 3

• a = 4, b =-8, c =-3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3

Fill in the formula x^2-6x-40=0 ​ BLUE=​ (a)   RED= ​ (b)   GREEN= ​ (c)  

• -6

• 1

• -40

• -1

• 6

• 40

Fill in the formula =​ = ​ = ​

• -6

• 1

• -40

• -1

• 6

• 40

Fill in quadratic formula

j

h

d

b^2+4ac

4ac-b^2

-b

b

-b^2-4ac

a^2

b^2-4ac

b^2

2a

-2a

j

h

d

a^2

4ac-b^2

b

-b

b^2+4ac

b^2

-b^2-4ac

2a

b^2-4ac

-2a

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• No Real Solution

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