Solving Quadratic Equations: Quadratic Formula

Question 1

Which equation has the components of 0 = x2 – 9x – 20 inserted into the quadratic formula correctly?

Revolt · Accepted Answer

x =

Question 2

Determine the zeros of the function f(x) = 3x2 – 7x + 1.

Revolt · Accepted Answer

x =

Question 3

Solve for the zeros of the quadratic function f(x) = x + 5 – 2x2.

Revolt · Accepted Answer

✔ –2; 3. Determine the values for a, b, and c. a =: –2; b =: 1; c =: 5; =: 41; The quadratic function will have .: 2 real number zeros

Question 4

–39X 3339✔ 41

Revolt · Accepted Answer

✔ 41

Question 5

✔ 2 real number zerosX 1 real number (double) zero 0 real number zeros

Revolt · Accepted Answer

✔ 2 real number zeros

Question 6

Solve for the zeros of the quadratic function f(x) = x + 5 – 2x2.

Revolt · Accepted Answer

3. Determine the values for a, b, and c. a =: –2; b =: 1; c =: 5; =: 41; The quadratic function will have .: 2 real number zeros

Question 7

X –2✔ 125

Revolt · Accepted Answer

✔ 1

Question 8

–2X 12✔ 5

Revolt · Accepted Answer

✔ 5

Question 9

What are the zeros of the function f(x) = x + 5 – 2x2?

Revolt · Accepted Answer

x =

Question 10

Did Trish find the correct zeros of this function? Explain.

Revolt · Accepted Answer

No, the function has no real number zeros.

Solving Quadratic Equations: Quadratic Formula Answers