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If f( n ) = n 2 - n , then f(-4) is _____. A. -12 B. -20 C. 20 D. 12

If f( n ) = n 2 - n , then f(-4) is _____. A. -12 B. -20 C. 20 D. 12
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If f( n ) = n 2 - n , then f(-4) is _____.

A. -12
B. -20
C. 20
D. 12

User Mpaskov
by
7.7k points

2 Answers

6 votes
If f(n) = n 2 -n , then f(-4) is 20.
User Bridgett
by
8.9k points
2 votes

Answer:

C. 20

Explanation:

f(-4) = (-4)^2 - (-4)

= 16 + 4

= 20

User Savagent
by
9.0k points
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