3 years ago

Please help me figure this one out!

Mathematics

1 answer:

Tatiana [17]3 years ago

8 0

Answer:

Step-by-step explanation:

∑ᵢ₌₁³ (4 × (½)ⁱ⁻¹)

This is the sum of the first 3 terms of the sequence.

The first 3 terms are:

4 × (½)¹⁻¹ = 4

4 × (½)²⁻¹ = 2

4 × (½)³⁻¹ = 1

So the sum is:

∑ᵢ₌₁³ (4 × (½)ⁱ⁻¹) = 4 + 2 + 1 = 7

You might be interested in

Factor the Expression x^2+x+7

kykrilka [37]

The Answer Is x^2+×+7

Hope This Help's

7 0

3 years ago

How much water and how much drink mix should Jerome use to make enough energy drink for all the runners? Create a table to show

yanalaym [24]

Answer: First, you need to figure out 22 times 2 = 44. Then, you need to multiply the original ratio by 44 to get the answer.

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

Why is it I paid for this app but i am not beneiting from it? will have to get rid! useless

Leona [35]

You paid ..I’m broke so I can’t lol ..in my opinion it can be helpful sometimes because some of the questions don’t get answered or it’s someone just saying “I don’t know

7 0

3 years ago

Write a rule for the nth term of the sequence 2,20,50,92?

Tomtit [17]

Answer:

482

Step-by-step explanation:

Their 2nd difference is 12

7 0

3 years ago

Read 2 more answers

a local charity held a crafts fair selling donated, handmade items. Total proceeds from the sale were 1875. a total of 95 items

Anastasy [175]

55 items sold for $15 each.
40 sold for $25 each.

3 0

3 years ago

Read 2 more answers