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Murrr4er [49]
2 years ago
15

Answer this Question please.

Mathematics
1 answer:
USPshnik [31]2 years ago
6 0

Answer:

640 cm^2

Step-by-step explanation:

Hope it is helpful....

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Multiply. −(−9x4−5x2+2x +13) Express the answer in standard form. Enter your answer in the box.
VikaD [51]

Answer:

9x^4+5x^2-2x-13

Step-by-step explanation:

7 0
3 years ago
7) Find EC<br> 16<br> E-<br> B<br> D<br> С<br> 49<br> 30
lana66690 [7]
Answer:

EC = 35

Step-by-step explanation:

The whole entire line measures 49

DB measures 30

49 - 30 = 19 or ED

But we’re looking for EC so…

19 + 16 = 35

EC = 35
3 0
3 years ago
Write the following expression. The quantity 81 minus 5k, squared
Stella [2.4K]

Answer:

81-25k²

Step-by-step explanation:

We need to write the expression for "The quantity 81 minus 5k, squared".

Square of any number x is given by x².

Square of 5k is given by : (5k)²= 5²×k²=25k²

Now subtract 25k² from 81.

It means we get : 81-25k². It is required expression.

6 0
3 years ago
f the principal is $350 and the interest rate is 3 percent, what is the simple interest earned in one year?
damaskus [11]

Answer:

$10.50

Step-by-step explanation:

The formula is Balance= Principle (starting amount) x Time x Interest rate. 350 x .03 x 1 is $10.50.

8 0
3 years ago
Sam raked 3 bags of leaves in 16 minutes. If he continues to work at the same rate, about how long will it take him to rake 5 ba
kicyunya [14]

Answer:

26 minutes and 40 seconds

Step-by-step explanation:

5 0
3 years ago
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