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LiRa [457]
3 years ago
8

Choose the correct simplification of the expression (7ab3)2.

Mathematics
2 answers:
Brums [2.3K]3 years ago
7 0
You can use this equation to help you: (ab)^2 = a^2 b^2. And also (a^m)^n = a^m*n

So, here it is:

(7ab^3)^2 = 7^2 a^2 b^3*2 = 49a^2b^6

The correct answer is the third one - 49 a^2 b^6.
Katena32 [7]3 years ago
3 0

Answer:

The correct answer is the third one - 49 a^2 b^6.

Step-by-step explanation:

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If hospital ICU room rates are $784.00 per day, how many days was a patient in ICU if their total room charge is $10,192.00?​
babunello [35]
Answer:
13 days
Step-by-step explanation:
The easiest way to calculate this is to take the total room charge ($10,192.00) and divide by the room rate per dayday ($784.00). This equation looks like 10,192 ÷ 784 = 13
This works out because you are just trying to see how many times that one day charge will fit into the total cost charge.

Hope this helps you out. If you have any questions feel free to comment! :)
6 0
3 years ago
Ava, Kate, and Jin bring all the food to a picnic. Ava brings 34, Kate brings 16, and Jin brings 112. Enter a numerical expressi
juin [17]

Answer:

Step-by-step explanation:

Given that:

Ava bring 34 food to the picnic

Kate bring 16 food to the picnic

JIn brings 112 food to the picnic

To enter these digits by applying equivalent fractions with a denominator of 12;

Their respective numerical expression is:

Ava = \dfrac{34}{12}

Ava brought 2 \dfrac{5}{6} food to the picnic

Kate = \dfrac{16}{12}

Kate brought 1 \dfrac{1}{3} food to the picnic

Jin = \dfrac{112}{12}

Jin brought 9 \dfrac{1}{3} food to the picnic

6 0
3 years ago
Read 2 more answers
Total pay before deductions is known as .
Leto [7]
Total pay before deductions is gross pay <==
total pay after deductions is net pay
6 0
3 years ago
Which statement is true about the product of 0.031 and 0.31?
Sladkaya [172]

Answer:

I believe the answer is c

Sorry if it is wrong still looking for answer

8 0
3 years ago
Read 2 more answers
A rectangle with length n and height m. A right triangle with hypotenuse n + 1, length n, and height m.
Oksana_A [137]

9514 1404 393

Answer:

  C. 12cm

Step-by-step explanation:

The equation for the perimeter of the rectangle is ...

  P = 2(L+W)

  34 = 2(n +m)

Solving for m, we get

  m = 17 -n . . . . . . . divide by 2, subtract n

__

The Pythagorean theorem gives the relationship between the sides and the hypotenuse

  m^2 +n^2 = (n+1)^2

  (17 -n)^2 +n^2 = (n +1)^2 . . . . . . substitute for m

  289 -34n +n^2 +n^2 = n^2 +2n +1 . . . . eliminate parentheses

  n^2 -36n +288 = 0 . . . . . . . put in standard form

  (n -12)(n -24) = 0 . . . . . . . . . factor

  n = 12 . . . . . . . . . . n=24 is an extraneous solution here

The value of n is 12 cm.

8 0
3 years ago
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