2 years ago

What is the condition that causes an infinite geometric series to have no sum? Explain why

1 answer:

4 0

This only happens when the ordinary ratio is greater than one, the terms of the sequence will get bigger and bigger, and if you add larger numbers you won't get a definitive answer.

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What is the value of this expresion <br> 4(-6^2+ 3) - 2-1/2

lesya [120]

Answer: -134.5

Step-by-step explanation:

4(-6^2+3) - 2 - 1/2 Exponents first

4(-36 +3) - 2 - 1/2 Now solve the parentheses

4(-33) -2 -1/2

-132- 2 -1/2

-134 - 1/2 = -134.5

7 0

3 years ago

You toss two 6-sided dice one right after the other. What is the probability of rolling a 3, then rolling a different odd number

jarptica [38.1K]

1/18.
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P = p1 x p2 = 1/6 × 2/6 = 1/18
.
Prob of getting 3 is 1/6, and prob of getting different odd number ie 1 or 5 is 2/6.

5 0

3 years ago

Find the sum of the sequence 36 37 38 39 ... 109=

uysha [10]

It's an arithmetic sequence:

$a_1=36;\ a_2=37;\ a_3=38;\ ...\ ;\ a_{74}=109\\\\S_n=\dfrac{a_1+a_n}{2}\cdot n\\\\a_1=36;\ n=74;\ a_{74}=109\\\\S_{74}=\dfrac{36+109}{2}\cdot74=\dfrac{145}{2}\cdot74=72.5\cdot74=5365$

8 0

3 years ago

Another one the last one ASAP

kodGreya [7K]

Answer:

13m²

Step-by-step explanation:

Area=6.5*4÷2=13

6 0

3 years ago

Read 2 more answers

Describe how to decide if 94 is a prime or composite number