Question

What is the value of 9n(n - 2) + 7, when n = 6?

A.
216
B.
329
C.
223
D.
594

Answer 1

Answer: C

Step-by-step explanation: given the formula 9n(n-2) + 7 and we have to find when n is 6 so the formula equals 9n^2 -18n + 7 and plugging in n gives us 324 - 108 + 7 = 216 + 7 = 223.