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Anit [1.1K]
3 years ago
11

Please help I’m a bit confused on this I appreciate answers!

Mathematics
1 answer:
Afina-wow [57]3 years ago
5 0

Answer:

(2x^3)^3=8\cdot x^{9}

Step-by-step explanation:

<u>Properties of Exponents</u>

The property called Power to a Power shows us how to simplify expressions of the type:

(x^n)^m=x^{n*m}

Similarily the property called Power of a product simplifies expressions like:

(x.y)^n=x^n.y^n

The company mentioned in the question uses the expression

(2x^3)^3

millimeters per second to calculate the maximum capacity of a photocell with an area of x^3 square millimeters.

First, use the power of a product property:

(2x^3)^3=2^3\cdot (x^3)^3

Now use the power to a power property:

(2x^3)^3=2^3\cdot x^{3*3}

Operate:

\mathbf{(2x^3)^3=8\cdot x^{9}}

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Pls help me do these problems. I need them by today.
valina [46]

Answer:

see below

Step-by-step explanation:

Question 1: D

Question 2: A

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Question 4: B

Question 5: C

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5 0
3 years ago
ONLY ANSWER CORRECTLY
Nataly [62]

Answer:

C 0.245

Step-by-step explanation:

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5 0
3 years ago
Jessica completed 21 math problems in 14 minutes. At this rate, how many math problems could she complete in 30 minutes?
harina [27]
To do this problem, you need to find how many questions per minute she can do. You would need to do 21 divided by 14. Which equals 1.5 questions per minute. From there you would do 1.5 times 30 and get 45.

So she can get 45 questions in 30 minutes.


Hope that helps!!
6 0
3 years ago
Glenn needs to cut pieces of ribbon that are each 1 meter long to make ribbon key chains. If he has 6 pieces of ribbon that are
Jet001 [13]

Answer:

2/3

Step-by-step explanation:

Glenn needs to cut pieces of ribbon that are each 1 meter long to make ribbon key chains. If he has 6 pieces of ribbon that are each 1 dekameter long, how many 1−meter pieces of ribbon can he cut?

1 decametre = 10 metres

Hence,

10 meters = 6 pieces of ribbon

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Cross Multiply

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6 0
3 years ago
What is the volume of the pyramid?
cluponka [151]

Answer:

112.2

Step-by-step explanation:

6 0
3 years ago
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