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The answer is A: S11=(11Ek=11)6+(k-1)2
Answer:
Step-by-step explanation:
blue sweater white shirt
red sweater white shirt
purple sweater white shirt
blue sweater tan shirt
red sweater tan shirt
purple sweater tan shirt
so it is 6
For the answer to the question above,
The first term is 20
<span>The second term is 20* 1/4 = 5 </span>
<span>The third term is 5 * 1/4 = 5/4 </span>
<span>The 4th term is 5/4 * 1/4 = 5/16 </span>
<span>The 5th term is 5/16 * 1/4 = 5/64 </span>
<span>Sum is therefore 20 + 5 + 5/4 + 5/16 + 5/64 </span>
To complete my answer,
<span>= (1280 + 320 + 80 + 20 + 5) / 64 </span>
<span>= 1705/64
</span>
I hope my answer helped you. Have a nice day!
