Question

Jess solved the quadratic equation x2+2x=8

but made a mistake. Her work is shown below. Identify the step(s) in which a mistake was made.

Step 1: x2+2x−8=0


Step 2: (x−4)(x+2)=0


Step 3: x−4=0
or x+2=0


Step 4: x=−4
or x=−2


(1 point)
Responses

Step 2 Only
Step 2 Only

Step 3 Only
Step 3 Only

Step 4 Only
Step 4 Only

Steps 2 and 3
Steps 2 and 3

Steps 2 and 4

Answer 1

[AI-generated answer — Bot GPT 3.5]

Steps 2 and 4