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kow [346]
3 years ago
13

Multiply and simplify. (4a + 6b)(2a - 2b)

Mathematics
1 answer:
blsea [12.9K]3 years ago
6 0
(4a + 6b) x (2a - 2b)

the answer would be 8a2 + 4ab - 12b2
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Martin walked away from his school at a constant velocity for the first 30 seconds. He realized that he had to pick up a book fr
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3 years ago
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An element with mass 570 grams decays by 26.9% per minute. How much of the element is remaining after 14 minutes, to the nearest
Lina20 [59]

Answer:

element remained after 14 minutes = = 7.091 g =~ 10 g

Step-by-step explanation:

After every minute the amount remained will be

(100 - 26.9 ) % i.e. 73.1 %

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8 0
3 years ago
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Now that you have investigated cube roots as inverses to cubes, let’s look at other cube roots…
Tcecarenko [31]

Answer:

Step-by-step explanation:

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3√13=2.3513

3√57=3.8485

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4 0
3 years ago
A road has a grade of 28.4%. This means that the road rises 28.4 ft over a horizontal distance of 100 ft. What angle does the hi
MrRa [10]

The angle would be the tangent.

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3 0
3 years ago
1+4=5 2+5=12 3+6=21 5+8= ?
Lady bird [3.3K]

Answer:

45

Step-by-step explanation:

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right?

7 0
3 years ago
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