Answer:
sigma means the sum of all values then the sqrt of n I presume to be the amount of number.(I am not sure if this answer your question as it is very vague.
Step-by-step explanation:
You would get something like this. This is because with the first kid, they can get either Heads or Tails, two possibilities.
After this, the second kid can also cause either Heads or Tails but they are building on what the first kid had already done, so four possibilities.
Thsi keeps on multiplying on and on by 2 the more kids who flip a coin.
Answer:
For x = 1, y = 2× 1² y =
= 2 × 1 = 2
= 2
For x = 2, y = 2× 2² y = 2²
= 2 × 4 = 4
= 8
Answer:
51
Step-by-step explanation:
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Answer:C
Step-by-step explanation: