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Mathematics
12.12.2020 12:31
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I need help asap please ​

I need help asap please ​
I need help asap please ​
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chrischris1
chrischris1
4,5(45 marks)

Step-by-step explanation:

Given,

1st term (a) = 1

Common ratio (r) = -4/5

last term (l) = - (4/5)^{29}

Now,

Sum (S) = (lr- a)/(r - 1) =[(4/5)³° - 1]/(-9/5)

             = -0.99876206/-1.8

             = 0.5548678111

Sorry bro couldn't get answer in fraction.

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