aagwulonu aagwulonu

23-01-2022
Mathematics

contestada

the second and fifth terms of a geometric progression are 1 and 1/8 respectively. Find the
(i) common ratio
(ii) fist term
(iii) eight term

Respuesta :

neon189600 neon189600

23-01-2022

Answer:

n=2

n8=1/64

x=1/2

Step-by-step explanation:

N=first term

n*x=1

n*[tex]x^{4} [/tex]=1/8

devide both sides

[tex]x^{3} [/tex]=1/8

x=1/2

n/2=1

n=2

n*[tex](1/2)^{7} [/tex]=1/64

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