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saw5 [17]
3 years ago
6

Evaluate the factorial expression. 9!/(9-2)!

Mathematics
1 answer:
ra1l [238]3 years ago
8 0

Answer:

72

Step-by-step explanation:

\frac{9!}{(9 - 2)!}  \\  \\  =  \frac{9!}{7!}  \\  \\  =  \frac{362880}{5040}  = 72

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A rectangle garden has an area of a 144 ft.² if the base is 8ft long what is the height
stepan [7]

Answer:

18 ft

Step-by-step explanation:

The area of a rectangle is given by

A = l*w

144 = 8w

Divide each side by 8

144/8 =w

18 =w

3 0
3 years ago
NEED HELP URGENTLY!!!
dolphi86 [110]

Answer:

B) Slope of PQ = Slope of RS = 3: Slope of PS = Slope of QR = − 1/3

Step-by-step explanation:

slope PQ =3 and -1/3 is the slope of its perpendicular line

8 0
3 years ago
Parallelogram P Q S R is shown. The length of P Q is (2 x + 5) centimeters and the length of R S is (4 x + 1) centimeters.
lisabon 2012 [21]

Answer:

9 cm

Step-by-step explanation:

In a parallelogram, opposite sides are equal.

RS = PQ

4x + 1 = 2x + 5

Now, to find the value of x,

Step1. Subtract 1 from both sides

4x = 2x + 5 - 1

4x = 2x + 4

Step 2: Subtract 2x from both sides

4x - 2x = 4

      2x = 4

Step 3: Divide both sides by 2

        x = 4/2

x = 2

PQ = 2x + 5

     = 2*2 + 5

     = 4 + 5

PQ = 9 cm

8 0
2 years ago
If DEFG is a rectangle,<br> find the measure of DEG.<br> how do i do this
dezoksy [38]

Answer:

It is 68

Step-by-step explanation:

2x - 10 = x + 6 \\ 2x - x = 6 + 10 \\ x = 16

let \: (y) \: the \: angle \: which \: wanted \\ 90 = y + (2x  - 10) \\ 90 = y + (32 - 10) \\ y = 90 - 22 \\ y = 68

Thanks alot

4 0
3 years ago
The village has a special walking tour with a garden theme six of the stops on the tour are at historic homes this is 30% of the
NikAS [45]

Answer:

There are 20 stops at the tour.

Step-by-step explanation:

Let total number of stops at the tour be x

30% of the stops is 6 stops (historic homesl)of the total stops

30/100× total number of stops = 6

30/100 ×X=6

Cross multiply

100×6=30X

600/30 = X

20=X= Total number of stops at the tour.

4 0
4 years ago
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