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musickatia [10]
3 years ago
8

Solve the equation 4x²+4x+1=0​

Mathematics
1 answer:
Natasha2012 [34]3 years ago
7 0

Answer: x = -1/2

4x² + 4x + 1 = 0

⇔ (2x + 1)² = 0

⇒ 2x + 1 = 0

⇔ x = -1/2

Step-by-step explanation:

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Is the point (-2, 5) a solution to the equation 2x + 5y = 0?
ratelena [41]

Answer:

No

Step-by-step explanation:

substitute -2 for 'x' and 5 for 'y'

2(-2) + 5(5) = 0?

-4 + 25 = 21, not 0

5 0
2 years ago
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Yakvenalex [24]

Answer:

see below

Step-by-step explanation:

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Step-by-step explanation:

4 0
3 years ago
Solve this a interval notation. 5 greater than or equal to |4-2x|
rosijanka [135]
5≥|4-2x|
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4 0
3 years ago
Find the sum 6 1/4 + 7 2/3
ki77a [65]

Answer:

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Step-by-step explanation:

First, we multiply 1/4 and 2/3 with it's least common denominator, 12. Now, we have 6 3/12 and 7 8/12. We now add this together to get the sum of 13 11/12.

7 0
2 years ago
Read 2 more answers
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