Asked by Tina

Can someone help me with these two questions?

What is the 50th term of the sequence that begins -4, 2, 8, 14...?

What is the 20th term of the sequence that begins -3, 6, -12, 24...?
Answered by Steve
a = -4
d = 6
T50 = a+49d = -4+49(6) = 290

a = -3
r = -2
T20 = 3(-2)^19 = -1572864
Answered by Tina
Thank you sooooooo much!!!!!!!!
Answered by helpless
thx steve you were right (thumbs up)
There are no AI answers yet. The ability to request AI answers is coming soon!