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Tomtit [17]
3 years ago
7

X2 + 8x + 20 = 0 Quadratic equation

Mathematics
1 answer:
beks73 [17]3 years ago
8 0

Answer:

The answer is x = -4 ± 2i

Step-by-step explanation:

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What one is it I have have been struggling with this
Radda [10]

Answer:

C is the correct answer.

Step-by-step explanation:

The reason it is C is because pi/the symbol on top is irrational.

Hope you have a good rest of your day :)

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2 years ago
Which mathematical property is demonstrated?
RSB [31]

Answer:

The commutative property states that you can rearrange the order of the numbers and get the same result. The commutative property states that you can rearrange the order of the numbers and get the same result. The addition properties are the exact same, but replace multiply with add. Your answer is D.

Step-by-step explanation:

All the problem is doing is switching the numbers to different sides of the equation. You will still get the same answer.

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3 years ago
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fiasKO [112]

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Please solve for x will mark brainliest answer
inna [77]

Answer:

x ≥ - 8

Step-by-step explanation:

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\frac{x}{2} ≥ - 4

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7 0
3 years ago
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7 2/15+52/3+9 13/15 a. 20 2/3 B.21 10/15 C.21 2/3 D.22 2/3 pls do i will mark brainlessness
Andreyy89

Answer:

101/3 or 33 2/3

Step-by-step explanation:

7 2/15=107/15

9 13/15=138/15

107/15+52/3+138/15

107/15+138/15+52/3

245/15+52/3

245/15+260/15

505/15

simplify,

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8 0
2 years ago
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