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Sonbull [250]
3 years ago
11

10 free points if you know answer to the question. always loooking to make peoples days better!

Mathematics
2 answers:
kumpel [21]3 years ago
5 0
10 is a digit and number that is used in many mathematical problems and answers today. :-)
ira [324]3 years ago
3 0

What you need to know in order to answer this:

       In math, the symbol " ! " is used to indicate "factorial".
       "Factorial" means the product of the integers from 1
       up to the number.

Examples:

       
2 !  =  "two factorial"  =  1 * 2  =  2

        4 !  =  "four factorial"  =  1 * 2 * 3 * 4  =  24

For this question:

  10 !  =  "ten factorial"  =  1 * 2 * 3 * 4 * 5 * 6 * 7 * 8 * 9 * 10

                                       =  3,628,800 .

If you look at your calculator very closely, I'll bet you
there's a key on it marked " x ! " .
Enter a whole number into the calculator, and that key
gives you the factorial of the number.

And by the way, the points aren't 'free'.  I had to
give you some information in order to earn them.
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HELP PLEASE!! WILL MARK BRAINLIEST!!!!
elixir [45]

Answer:

see below

Step-by-step explanation:

\frac{1}{x^{2} } +  \frac{2}{y}/ \frac{5}{x} -\frac{6}{y^2}

find common denominator and add the fractions in numerator and denominator:

1/x² + 2/y = y+2x²/x²y

5/x -6/y² =5y² -6x/xy²

(y+2x²)/x²y / (5y²-6x)/xy² change into multiplication

(y+2x²)/x²y * xy²/(5y²-6x)

\frac{y+2x^{2} }{x^{2} y} *\frac{xy^{2} }{5y^{2}-6x } simplify

y(y+2x²)/ x(5y²-6x)

4 0
3 years ago
2. Find the equation of the perpendicular bisector of line PQ where the co-ordinates of P and Q are P (-2, 8) and Q (4,7)
Novosadov [1.4K]

Answer:

2y - 12x = 3

Step-by-step explanation:

gradient of line PQ= (7-8)/ 4+2

-1/6

gradient of perpendicular bisector of line PQ=

-1 ÷ -1/6

-1× -6

6

coordinates of the midpoint of line PQ

(-2+4)/2, (8+7)/2

(1, 15/2)

the perpendicular bisector passes through the midpoint of line PQ

Equation of the perpendicular bisector

y - 15/2 = 6(x - 1)

multiply through by 2

2y - 15 = 12(x - 1)

2y - 15 = 12x - 12

2y - 12x = 3

8 0
3 years ago
Z varies directly as x2. If z = 16 when x = 2, find z when x = 5.<br> ...<br> Z=
PtichkaEL [24]

Answer:

100

Step-by-step explanation:

it is a bit unclear to me, what that problem description means.

if I understand it correctly, than z is directly depending on x².

so, z = 16 for x = 2. x² = 4

I pondered a little bit, as there are several possibilities to connect 16 with 4 as a driving factor (e.g. 2⁴ = 16, 4×4 = 16, 12 + 4 = 16).

I decided to go with the simplest interpretation with the usual meaning of "varies" (multiplication) : 4×x²

that would mean

z = 4×x² = 4×5² = 4×25 = 100

3 0
3 years ago
A spotify premium membership is $10 per month proportional or non proportional
igomit [66]

Answer:

proportional

Step-by-step explanation:

hope that helps! :)

5 0
3 years ago
Read 2 more answers
PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!
Softa [21]

The answer is :

( y^2 +7 )^2


8 0
3 years ago
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