subject
Mathematics, 28.04.2021 01:00 Aydenj9613

Judy solved the quadratic equation x2 - 16 = 0 using the following steps Step 1: x2 - 16 = 0
Step 2: (x - 2)(x + 8) = 0
Step 3: x - 2 = 0 or x + 8 = 0
Step 4: x = 2 or x = -8
which statement is true about Judy's method?
A. Judy made a mistake between steps 1 and 2.
B. Judy made a mistake between steps 2 and 3
C. Judy made a mistake between steps 3 and 4
D. Judy solved the equation correctly

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:00
Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16
Answers: 2
question
Mathematics, 21.06.2019 19:10
Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?
Answers: 1
question
Mathematics, 21.06.2019 20:10
Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?
Answers: 1
question
Mathematics, 21.06.2019 20:30
Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?
Answers: 1
You know the right answer?
Judy solved the quadratic equation x2 - 16 = 0 using the following steps Step 1: x2 - 16 = 0
...
Questions
question
Mathematics, 25.06.2019 14:30
Questions on the website: 13722367