PLEASE HELP I WILL MARK U AS BRAINLIEST
The work of a student to find the dimensions of...
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Mathematics, 20.04.2020 16:58 5nathanomadrid5
PLEASE HELP I WILL MARK U AS BRAINLIEST
The work of a student to find the dimensions of a rectangle of area 8 + 16x and width 4 is shown below:
Step 1: 8 + 16x
Step 2: 4(4) + 4(12x)
Step 3: 4(4 + 12x)
Step 4: Dimensions of the rectangle are 4 and 4 + 12x
In which step did the student first make an error and what is the correct step?
1)
Step 3; 4 + (4 + 12x)
2)
Step 3; 4 + (4 ⋅ 12x)
3)
Step 2; 4(2) + 4(4x)
4)
Step 2; 4(2) + 4x(2)
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