Answer:

Step-by-step explanation:
Lets factor the trinomial  step-by-step:
 step-by-step:
Step 1. Since all the terms are negative, we can factor -1 out

Step 2. Split the middle term of 
 , so
, so 
Step 3. Group common terms 

Step 4. Factor each parentheses 

Step 5. Factor the common binomial 

Now, we can put it all together: 
