Jillian simplified the expression 7+3⋅(10−6)2 in the following way:
7+3⋅(10−6)2
7+3⋅(4)2
7+3⋅16
10⋅16
160
What was the error?
In line 3, Jillian should have multiplied 3⋅16 instead of adding 7 + 3.
In line 3, Jillian should have multiplied 3⋅16 instead of adding 7 + 3.
There is no error, Jillian simplified correctly.
There is no error, Jillian simplified correctly.
Jillian should have added 7 + 3 in line 2 before doing (10−6)2.
Jillian should have added 7 + 3 in line 2 before doing open paren 10 minus 6 close paren squared.
Jillian incorrectly simplified line 2 and it should have been 3⋅(4)2 =122
