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Alexeev081 [22]
4 years ago
8

Which of the following are solutions to the equation below?

Mathematics
1 answer:
Ulleksa [173]4 years ago
3 0

Answer:

see below

Step-by-step explanation:

4x^2-12x+9=5\\\\4x^2-12x+9-5=0\\\\(2x-3)(2x-3)=5\\\\(2x-3)^2=5\\\\2x-3=\pm\sqrt{5}\\\\2x=3\pm\sqrt{5}\\\\x=\frac{3\pm\sqrt{5}}{2}\\\\x_1=\frac{3+\sqrt{5}}{2}\\\\x_2=\frac{3-\sqrt{5}}{2}

choose yourself

I don't understand your options

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blondinia [14]

Answer:

I know the answer it is 17

Step-by-step explanation:

x = 9+12 then you x equal the ansewrs

5 0
3 years ago
Choose the sentence that explains how the bonding pattern in metals makes them good conductors of electricity
Vladimir [108]

The sentence that explains how the bonding pattern in metals makes them good conductors of electricity is <u>A. They are willing </u>to give up their valence electrons.

<h3>What are valence electrons?</h3>

Valence electrons are the electrons in the outermost shell, or energy level, of an atom, which participate in the formation of a chemical bond when the outer shell is open.

<h3>Answer Options:</h3>

A. They are willing to give up their valence electrons.

B. Their nucleus has more protons than neutrons.

C. They are malleable.

D. They have a simpler electron arrangement.

Thus, the sentence that explains how the bonding pattern in metals makes them good conductors of electricity is <u>Option</u> A.

Learn more about conductors of electricity at brainly.com/question/2624096

6 0
3 years ago
Each of these numbers represents the weight of a student in kilograms. What is the median of this data set?
aleksandrvk [35]

Answer:

47

Step-by-step explanation:

www.alcula.com/calculators/statistics/median/

4 0
3 years ago
Please help!
katrin2010 [14]
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7 0
4 years ago
Plz help me ASAP I will give Brainliest if right. What is the probability that he gets a number less than 4 or A multiple of 4?
mezya [45]

Answer:

5/8

Step-by-step explanation:

The sectors are labeled 1,2,3,4,5,6,7,8

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4 0
3 years ago
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