(-2^6)^(2/3) = -2^(6*2/3) = -2^(4) = -16
Shouldn't be an imaginary number though.
Answer:
82 seats
Step-by-step explanation:
50+4x(number row - 1)
50+4x(9-1)
50+4x8
50+32
82 seats for the ninth row
