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Korolek [52]
3 years ago
10

Find the sum of the first 30 terms in the series: 2,4,8,16,...

Mathematics
1 answer:
MrMuchimi3 years ago
4 0

Answer:

930

Step-by-step explanation:

1) Once upon a time there was a bored kid in class who invented a super cool formula

This formula goes like this:

n(n+1)

where n= the sum of the first n numbers in a series

so

30(30+1)=30(31)=930

930

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You are cycling around Europe with friends.
Dmitrij [34]

Options are:

Impossible

Certain

Likely

Unlikely

Answer:

Unlikely

Step-by-step explanation:

A ferry is a large ship that carries passengers and loads on water.

A ferry rarely sinks. Infact, the United States experience very low cases of shipwreck yearly. According to wikipedia in 2018, not more than 200 shipwrecks happened all over the world compared to a great number of operations that year.

Therefore, based on statistics, the ferry is unlikely to sink.

6 0
3 years ago
Someone please help he understand howto solve literal equatons and formulas
disa [49]

Answer:

You will learn it in school

Step-by-step explanation:

LISTEN TO THE TEACHER

8 0
3 years ago
Read 2 more answers
HELP ASAP!!! HELP FAST PLEEASE!!!
SCORPION-xisa [38]

Answer:

d. 18x^3-27x^2y

Step-by-step explanation:

(3x)^2(2x-3y)

work out the first term

9x^2(2x-3y)

distribute

18x^3-27x^2y

4 0
3 years ago
Read 2 more answers
3x - y = 7 6x - y = 10 When solving this system of equations by elimination, which could be the resulting equation when a variab
max2010maxim [7]
It depends on which variable is eliminated.

If you multiply the second equation by -1 and eliminate the y:
3x - y = 7
-6x + y = -10
-3x = -3 or x = 1
 
If you multiply the first equation by -2 and eliminate the x:
-6x + 2y = -14
6x - y = 10
y = -4


6 0
3 years ago
How do I simplify this equation?
cupoosta [38]

Answer:

\large\boxed{\sqrt[3]{3^{15}}=243}

Step-by-step explanation:

\sqrt[3]{3^{15}}\\\\\text{use}\ (a^n)^m=a^{nm}\\\\=\sqrt[3]{3^{5\cdot3}}=\sqrt[3]{(3^5)^3}\\\\\text{use}\ \sqrt[n]{a^n}=a\\\\=3^5=243

8 0
3 years ago
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