C. -X to the 3rd power, 4x to the second power and 5x all share the common factor or X, therefore you put it outside the parenthesis. What you have left is -X to the second power minus 4x minus 5.
Rational: Any number that can be expressed as a fraction (or a ratio.)
Irrational: Not rational, any number that can't be written down as a fraction. Some examples include

,

, and so on.
Answer:
9) A
10) B
11) A
12) D
13) C
14) A
15) C
16) D
17) E (not sure, can't see full choice)
18) B
19) C
Explanation:
Hope this is what you're looking for friend :)
Answer:
18
Step-by-step explanation:
The area of triangle is b*h/2
so it will be 36/2 which will be 18
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the factors of the term
are 
Step-by-step explanation:
We need to find factors of the term: 
For finding factors:
We need to break the middle term such that their product is equal to product of first and last term and their sum is equal to middle term
Breaking the middle term and finding factors:




So, the factors of the term
are 
Keywords: Finding factors
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