More fp ?! here.. have nice day yall or night

What could explain what happened when the time was equal to 120 minutes

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5