Evaluate the summation of 25 times 0.3 to the n plus 1 power, from n equals 2 to 10.. [Solved]

Inspection of the trend gives :

The summation of 25 times 0.3 to the n plus 1 power, from n equals 2 to 10:
25*0.3^(n 1) from n equals 2 to 10
25(0.027 0.0081 0.00243 0.000729 0.0002187 0.00006561
0.000019683 0.000059049 0.0000000177147) = 0.9655514928675
Answer choice:
C) 0.964 (nearest answer)

Hello Katherine :

B

0.3^3 = 0.027
0.3^4 = 0.0081
0.3^5 = 0.00243
0.3^6 = 0.000729

Inspection of the trend gives :

B = ( 25 ) ( 0.3 )^n=1 for n = 2 to n = 10

( C ) 0.964 <----------------------------

This post is last updated on hrtanswers.com at Date : 1st of September – 2022

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