The true statement is that Stephen's factored expression is incorrect.
Given
The expression is given as:

<h3>What is factorization?</h3>
Factorization involves splitting a function into factors.
Start by expanding the equation

Factorize the equation

Factor out x - 7

Hence, the true statement is that Stephen's factored expression is incorrect.
Read more about factored expressions at:
brainly.com/question/11579257
For both problems, we can use the section formula.
1) 
2) 
Answer:
Two polygons are similar if their corresponding angles are congruent and the corresponding sides have a constant ratio (in other words, if they are proportional). Typically, problems with similar polygons ask for missing sides.
Step-by-step explanation:
Hope this helps!
Answer:
to study the nature and size of the image formed by a convex lens using a candle and a screen activity file
Answer:
A. 62
Step-by-step explanation: