20-07-2022
Mathematics

contestada

Find a 49 of the sequence 70, 63, 56, 49,

Respuesta :

princechimezirim096 princechimezirim096

20-07-2022

Answer:

- 226

Step-by-step explanation:

ARITHMETIC SEQUENCE.

Number of term of an Arithmetic progressions has the formular.

Tn = a + ( n - 1 ) d

From the question,

First term ( a ) = 70

common difference = T2 - T1 = 63 - 70 = -7

For the 49th term

T49 = a + 48d

= 70 + 48 ( -7 )

= 70 - 336 = - 226

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