subject
Mathematics, 17.04.2020 05:17 aek02

A student was finding the solutions to the equation 1 + sqrt(x - 3) = 0 and wrote the four steps shown.

Step 1: sqrt(x - 3) = - 1
Step 2: (sqrt(x - 3)) ^ 2 = (- 1) ^ 2
Step 3: x - 3 = 1 1
Step 4: x = 4

Which statement is an accurate interpretation of the student's work?

A. The student made an error in Step 1.
B. The student made an error in Step 3.
C. The student found the correct solution to the original equation , x = 4.
D. x = 4 is a solution to the equation in Step 2, but not to the original equation .

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
Benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r
Answers: 3
question
Mathematics, 21.06.2019 19:00
The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'
Answers: 1
question
Mathematics, 21.06.2019 22:10
In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2
Answers: 3
question
Mathematics, 21.06.2019 23:40
30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.
Answers: 1
You know the right answer?
A student was finding the solutions to the equation 1 + sqrt(x - 3) = 0 and wrote the four steps sho...
Questions
question
English, 04.07.2019 11:30
Questions on the website: 13722360