Solve.Let P(n) represent the statement: 
In the proof that 
is true for all integers n, 
, what term must be added to both sides of P(k) to show 
follows from 
?
A. 6k + 3
B. P(k + 1)
C. 6k - 3
D. 6k - 9
Answer: C
Mathematics
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z=-7
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