Simplify the expression 4×3+4×x
1 answer:
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Question 1:
For this case we must factor the following expression:
We must find two numbers that when multiplied result in -24 and when added together result in 2. These numbers are: 6 and -4.
Thus, we factor:
The roots are:
Answer:
Option C
Question 2:
For this case we have that by definition, the area of a rectangle is given by:
Where:
w: Is the width of the rectangle
l: is the length of the rectangle
According to the statement we have:
Substituting:
Where:
The solution:
We have two roots:
We choose the second value (the positive), when rounding is
Answer:
Option A