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ikadub [295]
3 years ago
9

1. A raffle prize of 14x^2/15 dollars is to be divided among 7x people. Write an expression for the amount of money that each pe

rson will receive.
(SHOW WORK)

2. For a short time after a wave is created by wind, the height of the wave can be modeled using y = a sin 2pi t/T , where a is the amplitude and T is the period of the wave in seconds.

How many times over the first 5 seconds does the graph predict the wave to be 2 feet high?
(SHOW WORK)
Mathematics
1 answer:
kvasek [131]3 years ago
7 0

Step-by-step explanation:

Q1

7x people=14x^2/15

1 person= (14x^2/15)÷7x

// =(7x^2/15)÷x

Each person will recieve= (7x^2/15)÷x

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Undecillion how many 0s.
Irina-Kira [14]

Answer:

<u>Undecillion</u> has 36 0's

\sf{\#FromThePhilippines}

8 0
2 years ago
A student took a system of equations, multiplied the first equation by 2 and the second equation by 3, then added the results to
egoroff_w [7]

Answer:

system 4.

Step-by-step explanation:

3x+6y=9

multiply by 2

6x+12y=18   ....(1)

-2x+-4y=4

multiply by 3

-6x-12y=12   ...(2)

add (1) and (2)

0+0=30

which is impossible .It has no solutions.

3 0
2 years ago
if you’re good with set theory in math 30 please help with questions 31 and 32!! real answers only !!
GREYUIT [131]

Answer:  31) d     32) c

<u>Step-by-step explanation:</u>

31)

A = {1, 3, 5, 15}

B = {2, 3, 5, 7}

A ∪ B = {1, 2, 3, 5, 7, 15}

C = {2, 4, 6, 8}

(A ∪ B) ∩ C = {1, 2, 3, 5, 7, 15} ∩ {2, 4, 6, 8} = {2}

<em>2 is the only number in both sets</em>

32)

The pattern is: reflection, add symbol, ..., reflection, add symbol.

The last image shown is: add symbol

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7 0
2 years ago
If 333 + 555 = 999<br> And 123 + 456 = 488<br> And 505 + 213 = 809<br> Then, 344 + 732 = ???
Anastasy [175]

Answer:

1076

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
How many different committees can be formed from 12 teachers Abs 43 students of the committee consists of 4 teachers and 3 stude
Marina86 [1]

Answer:

6108795

Step-by-step explanation:

To obtain the number of ways the committee can be selected :

4 teachers from the 12 teachers available and 3 students from the 43 students available

Using combinatorics :

12C4 * 43C3

recall :

nCr = n! ÷ (n - r)!r!

Using calculator :

12C4 = 495

43C3 = 12341

12C4 * 43C3

495 * 12341

= 6108795

3 0
2 years ago
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