Solved

Solve for N $56 ^ { n } n - 1 P _ { 6 } = { } _ { n + 1 } P _ { 7 }$

Question 226

Multiple Choice

Solve for n. $56 ^ { n } n - 1 P _ { 6 } = { } _ { n + 1 } P _ { 7 }$

A) no solution
B) n = 7
C) n = 7, 48
D) n = 8, 47
E) n = 48

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