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umka21 [38]
2 years ago
13

How to solve this equations

Mathematics
1 answer:
Paha777 [63]2 years ago
6 0
I do not know   jhjgjhgmfkjcvhjvciufhkjhjkbhfbhjfhb

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A student found the solution below for the given inequality.
svetoff [14.1K]

Answer:

<u>Option D. The student is completely incorrect because there is no solution to this inequality. </u>

Step-by-step explanation:

<u>The question is as following:</u>

A student found the solution below for the given inequality.

|x-9|<-4

x-9>4 and x-9<-4

x>13 and x<5

Which of the following explains whether the student is correct?

A. The student is completely correct because the student correctly wrote and solved the compound inequality.

B. The student is partially correct because only one part of the compound inequality is written correctly.

C. The student is partially correct because the student should have written the statements using “or” instead of “and.”

D. The student is completely incorrect because there is no solution to this inequality.

==========================================================

Given: |x-9| < -4

We should know that the out put of modulus always will be greater than or equal to zero.

So, The inequality always will not be true (unlogic condition)

So, There is no solution to this inequality.

The answer is option D

D. The student is completely incorrect because there is no solution to this inequality.

5 0
3 years ago
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What is the area of a circle with a diameter of 5 m use 3.14 for pi round to the nearest tenth
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Answer:

19.6

Step-by-step explanation:


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3 years ago
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One approximate solution to the equation cos x = -0.60 for the domain 0° ≤ x ≤ 360° is
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For the triangle shown below, complete the following table.
dem82 [27]

Answer:

Step-by-step explanation:

In the given triangle

With reference angle A

perpendicular (P) = 3

hypotenuse (h) = 5

So  sin A = p/h = 3/5

and

With reference angle C

perpendicular (p)=  4

hypotenuse (h) = 5

Sin C = p/h = 4/5

hope it helps :)

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Does the graph below represent a function? A. Yes
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Yeah C should be the correct answer
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