25. Explain the Error Jeremy factored 144x? – 100 as follows: 144x2 100 = (12x + 10)(12x – 10)
= 2(6x + 5)(6x – 5)
What was his error? Correct his work.

Given:

Consider the expression is

Jeremy factored the given expression and his steps are given.

To find:

The error in his solution.

Solution:

We have,

It can be written as

Taking out common factors from each parenthesis.

So, Jeremy was incorrect because the common factor is instead of 2.

Therefore, Jeremy made his mistake in his last step.

susie has 7 apples