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sashaice [31]
3 years ago
15

Use the binomial theorem to expand (2x+1)^3

Mathematics
1 answer:
Sauron [17]3 years ago
3 0
(2x + 1)³
(2x + 1)(2x + 1)(2x + 1)
(4x² + 2x + 2x + 1)(2x + 1)
(4x² + 4x + 1)(2x + 1)
(8x³ + 4x² + 8x² + 4x + 2x + 1)
8x³ + 12x² + 6x + 1
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Andrea has 18 yards of fabric how many 4 inch pieces can she cut from her original piece
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Step-by-step explanation:

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The angle measures of a triangle are in the ratio 5:6:7. find the angle measures of the triangle
Mandarinka [93]

Answer:

50°, 60°, 70°

Step-by-step explanation:

Sum the parts of the ratio, 5 + 6 + 7 = 18 parts

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4 0
3 years ago
Given a=20 and b=a/4-3 what is the value of b
xxTIMURxx [149]

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Step-by-step explanation:

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5 0
3 years ago
Read 2 more answers
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