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Naddik [55]
3 years ago
8

7 + 3:

Mathematics
1 answer:
hoa [83]3 years ago
5 0

Answer:

someone help aswell

Step-by-step explanation:

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Susan is buying black and green olives from the olive bar for her party. she buys 4 pounds of olives. black olives cost $3 a pou
natali 33 [55]
5 pounds each is a two great things to do so
5 0
3 years ago
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If aₙ = 3(3)ⁿ⁻¹ , what is S₃?<br><br> 12<br><br> 27<br><br> 9<br><br> 39
Allushta [10]

Answer:

S_3=39

Step-by-step explanation:

The nth term of the sequence is

a_n=3(3)^{n-1}

To get the first term, substitute n=1,

a_1=3(3)^{1-1}=3

To get the second term, substitute n=2,

a_2=3(3)^{2-1}=9

To get the third term, substitute n=3,

a_3=3(3)^{3-1}=27

The sum of the first three terms is

S_3=3+9+27=39

We could also use the formula

S_n=\frac{a_1(r^n-1)}{r-1} to get the same result.

8 0
3 years ago
Read 2 more answers
which number is the largest 1.2x10 to the forth power,4.5x10 to the negitive third power,3.8x10 to the third power,7.5x10 to the
Dennis_Churaev [7]

Answer:

2 × 10 to the fourth power. (160,000)

Step-by-step explanation:

We know that if it is a negative exponent that is also an odd number, it will not be the greatest/largest. 2 times 10 is 20 and then 20 to the fourth power is 160,000. 3.8 times 10 equals 38, then we put it to the third power and we will get 54,872. Finally, 7.5 times 10 equals 75 and when we put that to the third power, it becomes 421,875. Therefore, 2 times 10 to the fourth power is the greatest/largest.

4 0
3 years ago
How to solve X - 1v+ 4 + 7y - 3
Nostrana [21]
The first step to solving this is to remember our mathematical rules. They state that when the term has a coefficient of -1,, the number doesn't have to be written but the sign needs to remain. This will change the expression to the following:
x - v + 4 + 7y - 3
Now subtract the numbers 4 and 3 from each other.
x - v + 1 + 7y 
Since this expression cannot be simplified any further,, the correct answer to your question would be x - v + 1 + 7y.
Let me know if you have any further questions.
:)
3 0
3 years ago
100 POINTS!!! will give BRAINLIEST to the person who does all 3 correctly! With explanation!
Irina-Kira [14]

Answer:

Option A, %29.2

Step-by-step explanation:

<u>Step 1:  Find the total fixed expenses</u>

150 + 30

180

<u>Step 2:  Find the percentage</u>

180 / 617

0.2917... * 100

%29.17

%29.2

Answer:  Option A, %29.2

5 0
3 years ago
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