Quadratic Coefficients

The product of the roots is the quotient of c and a.

• r₁-r₂ = c/a

• r₁-r₂ = -c/a

• r₁-r₂ = b/a

• r₁+r₂ = c/a

Tags

CCSS.HSF.IF.A.1

b²-4ac is equal to 0

• has two real solutions

• has no solution

• has only one solution

• none of the above

Tags

CCSS.HSA-REI.B.4B

The sum of the roots is the quotient of b and a.

• r₁+r₂ = c/a

• r₁+r₂ = -c/a

• r₁+r₂ = -b/a

• r₁+r₂ = b/a

Tags

CCSS.HSA.APR.B.3

Using the discriminant, solve the given equation below:

16x²-8x+1 =0

• 3

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

Define/elaborate the relation of roots.

Tags

CCSS.HSA.APR.B.2

Using the discriminant, solve the given equation below:

16x²-8x+1 =0

• 3

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

The sum of the roots is the quotient of b and a.

• r₁+r₂ = c/a

• r₁+r₂ = -c/a

• r₁+r₂ = -b/a

• r₁+r₂ = b/a

Tags

CCSS.HSA.APR.B.3

b²-4ac is less than 0

• has two real solutions

• has no solution

• has only one solution

• none of the above

Tags

CCSS.HSA-REI.B.4B

Enumerate/list the 3 uses of discriminant in determining the number of solution.

Tags

CCSS.HSA-REI.B.4B

b²-4ac is greater than 0

• has two real solutions

• has no solution

• has only one solution

• none of the above

Tags

CCSS.HSA-REI.B.4B