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rodikova [14]
3 years ago
8

3 friends' meals at a resuraunt cost $13 $14 and $11. Use perentheses to write two diffrent expressions to show how much they sp

ent in all. Wich property does you pair of expressions demonstrate?
Mathematics
1 answer:
klemol [59]3 years ago
8 0

Answer:

38

Step-by-step explanation:

(11+13)+14

11+13=24

24+14=38

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rjkz [21]

Answer:

A. True

B. False

Step-by-step explanation:

B is false because rational numbers have either repeating decimals or numbers that come to an end.

7 0
3 years ago
The number 1.3,1/1/3,1.34 in least to greatest
elixir [45]
1.3, 1 1/3, 1.34

The decimal version of 1 1/3 is 1.333 (so on)

so 1.3 is less than 1.333 and 1.333 is less than 1.34

1.3<1.333<1.34
4 0
3 years ago
PLEASE IM DESPERATE<br> BRAINLIEST+THANKS***
Sloan [31]

ANSWER

Option B

and

Option D.

EXPLANATION

The graph of the function has an amplitude of 2 and a period of

\frac{2\pi}{3}

Choose all the equation that has an amplitude of 2 and a period of

\frac{2\pi}{3}

These are:

y = 2 \sin3(x -  \frac{2\pi}{3} )

and

y = 2 \sin(3x)

The second and the last options are correct.

3 0
2 years ago
Read 2 more answers
In the diagram below, triangle ABC is drawn with altitude BD. If AD = 30 and AC = 36, determine the length of AB rounded to the
denis-greek [22]

9514 1404 393

Answer:

  32.9

Step-by-step explanation:

The ratio of long side to hypotenuse is the same for all of the triangles in the figure.

  AD/AB = AB/AC

  AB^2 = AD·AC = 30·36

  AB = 6√30 ≈ 32.863

To the nearest tenth, AB ≈ 32.9.

5 0
3 years ago
An arithmetic sequence is defined by:a_1=-8a1​=−8a_n=a_{n-1}+4an​=an−1​+4What is the 7th term of the sequence?
oksian1 [2.3K]

Answer:

Step-by-step explanation:

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