nyakallobeauty
nyakallobeauty nyakallobeauty
  • 22-06-2021
  • Mathematics
contestada

Consider the follow:ing sequence -3; 2; 7; 12. 12.1 Find an expression for the nth term​

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jellyboy07
jellyboy07 jellyboy07
  • 22-06-2021

Answer:

tn=t¹+d(n-1)

Step-by-step explanation:

d=common difference

t¹=1st term

n= the nth term

Answer Link
retikal910 retikal910
  • 22-06-2021

Answer:

Step-by-step explanation:

Sequence, so easiest way is difference between any 2 consecutive numbers

Neg 3 to 2, difference is 5

2 to 7, difference is 5

7 to 12 , difference is 5

So sequence result for n

= starting point + (n-1)(5)

Eg 2nd, N= 2

Starting point is neg 3

Sequence = -3 + 2-1 (5) = -3 + 5 = 2

9th, n = 9

-3 + 8(5)

-3 + 40

37

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