Find the 5th term of the geometric progression ; 1/7, 1/14, 1/28 ......,

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ജോമെട്രിക് പ്രോഗ്രെഷന്റെ 5ആം പദം കണ്ടെത്തുക ; 1/7,1/14, 1/28 ......

A1/122

B1/112

C1/121

D1/211

Answer:

B. 1/112

Read Explanation:

ഒന്നാം പദം(T1)=1/7 പൊതു ഗണിതം(r)=1/2 Tn=ar^(n-1) =1/7(1/2)^(5-1) =1/7 × (1/2)^4 =1/7 × 1/16 =1/112

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