1/3, 7/15, 3/5, 11/15....

1/3, 7/15, 3/5, 11/15....

i am really upset i can seem to solve it heeeeeeeeeeeeeelp me

I just need help oops

Find rule of sequence for -2,6,-12,20,-30 Plz help me.thx

-2,6,-12,20,-30. Find sequence?? Please help me.thx

If n+5, 2n+1 and 4n-3 are consecutive terms of an arithmetic sequence, find n.

please help need answer asap!!!

The following terms are given: U1 = 196830 U4 = 7290 and U7 = 270 The starting term is U0 Is this an arithmetic or geometric sequence? Motivate your...

The direct formula of a sequence is given by Vn = 7 + 3n Compute using the sum formula: (sum sign) 16 above and n=8 below. (7+3n) The answer I got = 55 +...

An arithmetic sequence starting at 4 and a common difference of 4. What will the answer be at "a359" term?

The recurrence relation is Pk=Pk-1+Pk where P1=2 for all integers k greater than or equal to 2. I must find the explicit formula.

Options are 13 14 6 16

SEQUENCES AND SERIES G.P

. A playground is being designed where children can interact with their friends in certain combinations. If there is 1 child, there can be 0 interactions. If there are 2 children,...

Sequences

e.g A= 20 S9=2000 N=9 r=? 2000 = (20(1-r^a) ) divided by 1-r

The first three terms of an Arithmetic Progression are ( x + 1 ), ( 4x - 2 ) and ( 6x - 3).If the last term is 18, find x

You are taking a 100mg dose of a drug every 6 hours. The drug has a half life of 12 hours (i.e. every 12 hours half of the drug in your blood is eliminated). Let dn be the amount of drug in the...

the sum of three consecutive terms of an arithmetic sequence is 30 when these terms are increased by 2,5 and 28 respectively. the resulting numbers are a geometric sequence. determine the terms?...

what's the explicit formula to the sequence 1/2 , 1 , 3 , 12 , 60 , 360 , 2520 , ...? Multiplies by one larger number each time but how to put that into an explicit formula?

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