Its because the power of zero is undefined
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In the given term 
the degree is 3
Step-by-step explanation:
We need to find the degree of the term
The degree of the term is equal to the highest power of the non-zero co-efficient
So, in the given term the degree is 3
Keywords: Degree of terms
Learn more about the Degree of terms at:
#learnwithBrainly
Answer:
4x^2 -16
Step-by-step explanation:
(2x + 4)(2x - 4)
FOIL
first:2x*2x = 4x^2
outer: -4 *2x = -8x
inner: 4*2x = 8x
last: -4*4 = -16
Add them together
4x^2 -8x+8x =-16
4x^2 -16
