(-5
+ 
) * (2 + ) =
-10 - 5
+2 + 
=
The problem is the student square root wrongly
The final results is:
-20
- 10
+ 
+3
The right answer for the question above is:
C. <span>C. The student did not properly simplify the radical at the end.</span>
-10
The problem is the student square root wrongly
The final results is:
-20
The right answer for the question above is:
C. <span>C. The student did not properly simplify the radical at the end.</span>