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Hitman42 [59]
3 years ago
5

RIGHT ANSWER GETS BRAINLYEST

Mathematics
2 answers:
3241004551 [841]3 years ago
4 0

Answer:

Step-by-step explanation:

-19 49/50

Ber [7]3 years ago
3 0

Answer:

Step-by-step explanation:

You might be interested in
Could anyone help me with this question? Thank you!
shutvik [7]

Answer:

C

Step-by-step explanation:

We want to simplify the rational expression:

\displaystyle \frac{n^4-11n^2+30}{n^4-7n^2+10}

First, we can factor both the numerator and the denominator. This yields:

\displaystyle =\frac{(n^2-6)(n^2-5)}{(n^2-2)(n^2-5)}

Cancel like terms:

\displaystyle =\frac{(n^2-6)}{(n^2-2)}

However, since we canceled a term from our expression, we must place restrictions in order to stay true to the original expression.

Rational expressions are undefined whenever the denominator equals 0. The denominator is (before canceling):

(n^2-2)(n^2-5)=0

Solve for n. By the zero product property:

n^2-2=0\text{ and } n^2-5=0

Therefore:

n^2=2\text{ and } n^2=5

By taking the square root of both sides (since we are taking an even root, it is required to have plus/minus):

n=\pm\sqrt{2}\text{ and } n=\pm\sqrt5

Therefore, our fully simplified expression is:

\displaystyle \frac{n^2-6}{n^2-2}\, ,n\neq \pm\sqrt5, \pm\sqrt2

Hence, our answer is C!

4 0
2 years ago
He distance between Miami and Naples is 107 miles. The distance between Miami and Jacksonville is about three times this distanc
zmey [24]

Answer:

Step-by-step explanation:

Distance between Miami and Naples = 107 miles

Distance between Miami and Jacksonville is about three times this distance.

Distance between Miami and Jacksonville = 3 * 107 miles

= 321 miles

Landon estimates the distance between Miami and Jacksonville is about 400 miles

The estimate is too high

He should have estimated 107 miles to 110 miles which gives a total of 330 miles

Estimated 400 miles compared to 330 miles is too high

4 0
2 years ago
Sarah used 3.25 meters of fabric to make a costume. How many centimeters of fabric did she use?
igor_vitrenko [27]

Answer:

325 centimeters

Step-by-step explanation:

5 0
3 years ago
-4x > 500...........................................
user100 [1]
-4x > 500
Divide -4 on both sides.

(Now this is very important, whenever you divide OR multiply an equality by a NEGATIVE number the sign will ALWAYS flip.)

x < -125


~
3 0
3 years ago
The table shows whether a bus pass is a child's or an adult's pass and whether it is a daily or monthly pass. One bus pass is ra
OLEGan [10]
31/61 or 50.8 percent
the daily passes added together are 31 passes for adults and children. Adding everything together gives us the denominator of the fraction 61. 31/61 = 50.8%.  

7 0
3 years ago
Read 2 more answers
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