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Find the eleventh term of the progression 4, 8, 16.....

Find the eleventh term of the progression 4, 8, 16.....
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 213
  • B 212
  • C 211
  • D 210
Correct Answer: Option B
Explanation:
a = 4, r = \(\frac{4}{2}\)
\(\frac{8}{4}\) = 2
n = 11
Tn = arn - 1
T11 = 4(2)11 - 1
4(2)10 = 212
since 4 = 22
= 212

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