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Artemon [7]
2 years ago
9

Write the expanded form of the expression (using distributive property). -4(5x + 6)

Mathematics
2 answers:
Semmy [17]2 years ago
7 0
-20x-24 you multiple the negative four by 5x and 6
Vladimir [108]2 years ago
6 0

Answer:

-20x - 24

you just multiply the factor on the outside by each on the inside.

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Determine whether the value of each power is positive or negative.
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2 years ago
Expand (4x-3y)^4 using pascal's triangle ...?
jenyasd209 [6]
Using row 4: 

<span>coefficients are: 1, 4, 6, 4, 1 </span>

<span>a^4 + a^3b + a^2b^2 + ab^3 + b^4 </span>

<span>Now adding the coefficients: </span>

<span>1a^4 + 4a^3b + 6a^2b^2 + 4ab^3 + 1b^4 </span>

<span>Substitute a and b: </span>

<span>a = 4x </span>
<span>
b = -3y </span>

<span>1(4x)^4 + 4(4x)^3(-3y) + 6(4x)^2(-3y)^2 + 4(4x)(-3y)^3 + 1(-3y)^4 </span>

<span>Now simplify the above: </span>

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8 0
3 years ago
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Step-by-step explanation:

5 0
3 years ago
If a drug has a concentration of 8.22 mg per 3.039 mL, how many mL are needed to give 7.469 gram of the drug? Round to 1 decimal
aalyn [17]

Answer:

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Step-by-step explanation:

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3 years ago
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