Answer: 24.7
Step-by-step explanation:
Is there a picture of the shape, and is 4x - 2 AC or AB?
A fraction is numerator over denominator, most of the time whole numbers
When you add a zero to the problem, it shows you are now multiplying in the double-digits. Let's say you are multiplying 12x12. First you cover up the one then multiply them. Then cover up the two and you have 10. When you multiply them, it ends in a zero. Don't think of it as adding a zero but adding to products.
I think that this an example of a paired t test. Since each student (subject) is given 2 treatments of the same material.
