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Fed [463]
3 years ago
10

Factor this expression completely. 18x4 + 12x2y + 2y2

Mathematics
1 answer:
choli [55]3 years ago
4 0

Step-by-step explanation:

18x4+12x2y+2y2     Factor 2 out of 18x4+12x2y+2y2.

2(9x4+6x2y+y2)

Factor using the perfect square rule.

2(3x2+y)2

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Artemon [7]
X would be -3/8 or in decimal form 0.375
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3 years ago
What is m∠DFE?<br><br> A. 78<br><br> B. 42<br><br> C. 19<br><br> D. 119
timofeeve [1]
Angle DFB = (1/2)*[(arc CE)+(arc BD)]
Angle DFB = (1/2)*(84+38)
Angle DFB = (1/2)*122
Angle DFB = 61

(Angle DFB) + (angle DFE) = 180
angle DFE = 180 - (Angle DFB)
angle DFE = 180 - 61
angle DFE = 119 degrees

---------------------------------------

Final Answer is choice D) 119 degrees

7 0
3 years ago
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OlgaM077 [116]
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3 years ago
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Step-by-step explanation:

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