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Lesechka [4]
3 years ago
9

Simplify -12x^4/x^4+8x^5 brainly What is x

Mathematics
2 answers:
yaroslaw [1]3 years ago
7 0

Answer:

-12+8x^5

bkhlvyuiv,ibk

Ilia_Sergeevich [38]3 years ago
6 0

ANSWER

\frac{ - 12}{1 + 8x}

EXPLANATION

The given rational expression is

\frac{ - 12 {x}^{4} }{ {x}^{4} + 8 {x}^{5}  }

We factor to get;

\frac{ - 12 {x}^{4} }{ {x}^{4} (1+ 8 {x}) }

We can see that:

{x}^{4}

is common to both the numerator and the denominator.

We cancel out the common factors to obtain;

\frac{ - 12 }{ 1+ 8 {x}}

Therefore the simplified form is

\frac{ - 12}{1 + 8x}

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64 miles per hour/ in feet per second
Dafna11 [192]
The answer would be 93.8667 feet per second.

64 miles to feet is 337,920

1 hour = 3600 seconds.

337,920 ÷ 3600 = 93.8667
8 0
3 years ago
Mrs. Daly's reading classes were surveyed about their reading preferences. The data is summarized in the table below.
andriy [413]

Answer:

Required probability is 0.19

Step-by-step explanation:

The two-way table for the given data is,

                              Fiction                Non-Fiction                Total

9th grade                35                            8                             43

10th grade               52                            12                           64

Total                        87                            20                           107

It is required to find the probability of the students who prefer to read non-fiction novels, given that they are in 9th grade.

That is, to find the conditional probability P(Non-fiction| 9th\ grade).

Now, P(A|B)=\dfrac{P(A\bigcap B)}{P(B)}

So, we get,

P(Non-fiction| 9th\ grade)=\dfrac{(Non-fiction\bigcap 9th\ grade)}{P(9th\ grade)}\\\\P(Non-fiction| 9th\ grade)=\dfrac{8}{43}\\\\P(Non-fiction| 9th\ grade)=0.19

<h3>Thus, the required probability is 0.19.</h3>
5 0
3 years ago
Solve each inequality(x+4)(x-8)≥0
Stolb23 [73]

Answer: x

≤

−

4

or

x

≥

8

Step-by-step explanation:

8 0
2 years ago
ASAP The tee for the fourth hole on a golf course is 300 yards from the tee. On that hole, Marsha hooked her ball to the left, a
andrey2020 [161]

Answer:

C. 97.5 yd

Step-by-step explanation:

The distance between Marsha, the ball and the tee for the fourth hole, forms a triangle.

Thus, the distance between Marsha's ball and the hole can be calculated using the Cosine formula below:

c² = a² + b² - 2abcos(C)

Where,

c = distance between Marsha's ball and the hole = ?

a = distance between the tee for the fourth hole and the tee = 300 yd

b = distance between tee and the hole = 255 yd

C = 18°

c² = 300² + 255² - 2(300)(255)cos(18)

c² = 90000 + 65025 - 153000 × 0.951

c² = 155025 - 145503

c² = 9522

c = √9522 ≈ 97.5

c = distance between Marsha’s ball and the hole = 97.5 yd (nearest tenth)

6 0
2 years ago
What is the slope of the line represented by the equation –5x 2y= 10 ?
Sladkaya [172]
In the equation y=mx+b, the variable m represents the slope of the line. Therefore, the equation -5x+2y=10 can be rearranged into 2y=5x+10. Isolate the y to get y=2.5x+5. The slope of the line is 2.5
7 0
3 years ago
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