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Katarina [22]
3 years ago
15

Simplify the rational expression. State any restrictions on the variable.

Mathematics
2 answers:
german3 years ago
5 0
<span>Simplify the rational expression. State any restrictions on the variable. 


A. t + 4; t ≠ 8 B. - t + 4; t ≠ - 8 C. t - 4; t ≠ - 8 D. - t - 4; t ≠ 8
 I think it would be C. 


</span>
11111nata11111 [884]3 years ago
4 0
T^2 -4t -32 = (t+4)(t-8)

so

t^2 -4t -32
------------- 
      t-8

= (t+4)(t-8)
--------------
     t-8

= t+4

answer is <span>A. t + 4; t ≠ 8
</span>
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Bryce randomly chooses a card from a standard deck of 52 containing 13 of each suit. He records the suit of each card in the tal
Nikolay [14]

Answer:

52 cards  / 4 suits  = 13 cards of each suit.

Theoretically picking a heart would be 13/52 = 1/4 probability.

Experimentally she picked 15 hearts out of 80 total tries. for a 15/80 = 3/16 probability, which is less than the theoretical probability.

1/4 - 3/16 = 1/16

The answer is A.

Step-by-step explanation:

The right answer is A - The theoretical probability of choosing a heart is StartFraction 1 over 16 EndFraction greater than the experimental probability of choosing a heart

3 0
3 years ago
What are the solutions to the equation <br><img src="https://tex.z-dn.net/?f=2%20%7Cx%20-%202%7C%20%20-%208%20%3D%2020" id="TexF
leva [86]

The solutions of the equation are -12 and 16

Step-by-step explanation:

Absolute value describes the distance of a number on the number line from 0 without considering which direction from zero the number lies. The absolute value of a number is never negative, if IxI = a, where a > 0, then

  • x = a
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∵ 2Ix - 2I - 8 = 20

- At first add 8 to both sides

∴ 2Ix - 2I = 28

- Then divide both sides by 2

∴ Ix - 2I = 14

Now By using the notes above equate x - 2 by 14 and -14

∵ x - 2 = 14

- Add 2 to both sides

∴ x = 16

∵ x - 2 = -14

- Add 2 to both sides

∴ x = -12

The solutions of the equation are -12 and 16

Learn more:

You can learn more about solving equations in brainly.com/question/2386054

#LearnwithBrainly

4 0
3 years ago
Solve by factoring or finding square roots x^2-18x-40=0
irina1246 [14]

Answer:

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Please could you help me?
Nadya [2.5K]

Answer:

3.3

sin57 = x/4

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4 0
3 years ago
Please i need help with this please no trolls!
KonstantinChe [14]

Answer:

the answer is B

Step-by-step explanation:

8 0
3 years ago
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