Solving Quadratic Equations: Completing the Square (Continued)

Question 1

What error did Penelope make in her work?

Revolt · Accepted Answer

Penelope should have added 4 to both sides instead of adding 1.

Question 2

Subtract 25/2Add 25/2Subtract 25/4✔ Add 25/4

Revolt · Accepted Answer

✔ Add 25/4

Question 3

–2–1 1✔ 2

Revolt · Accepted Answer

✔ 2

Question 4

–5/2–11/2✔ 5/211/2

Revolt · Accepted Answer

✔ 5/2

Question 5

Solve the quadratic function by completing the square. What are the missing pieces in the steps?

Revolt · Accepted Answer

82192; 3; -8

Question 6

Question 82193

Revolt · Accepted Answer

3

Question 7

Question 82194

Revolt · Accepted Answer

-8

Question 8

✔ Add 4Add 16Subtract 4Subtract 16

Revolt · Accepted Answer

✔ Add 4; inside the parentheses and .: Add 4; inside the parentheses and .: subtract 24 from 5; The two solutions are .: 2

Question 9

add 4 to 5 add 24 to 5 subtract 4 from 5 ✔ subtract 24 from 5

Revolt · Accepted Answer

✔ subtract 24 from 5

Question 10

Complete the steps in solving the quadratic function 7x – 9 = 7x2 – 49x by completing the square.

Revolt · Accepted Answer

56; 112; 16

Solving Quadratic Equations: Completing the Square (Continued) Answers