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Pepsi [2]
2 years ago
6

(2x+3y)raise 2 pls can u tell​

Mathematics
2 answers:
Anna007 [38]2 years ago
6 0

Answer:

{4x}^{2}  + 12y +  {9y}^{2}

Step-by-step explanation:

(2x + 3y) {}^{2}  \\  {(a + b)}^{2}  =  {a}^{2}  + 2ab +  {b}^{2}  \\  =  {(2x)}^{2}  + 2 \times 2x \times 3y +  {(3y)}^{2}  \\  = 4 {x}^{2}  + 12y + 9 {y}^{2}  \\ hope \: it \: helps

bogdanovich [222]2 years ago
5 0

Answer:

4x² + 12xy + 9y²

Step-by-step explanation:

Assuming you require the expansion

(2x + 3y)²

= (2x + 3y)(2x + 3y)

Each term in the second factor is multiplied by each term in the first factor, that is

2x(2x + 3y) + 3y(2x + 3y) ← distribute both parenthesis

= 4x² + 6xy + 6xy + 9y² ← collect like terms

= 4x² + 12xy + 9y²

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Kevin is looking for a job as a graphic designer. One ad lists a job that pays 64.6K. Another job he found has a weekly salary o
Sergeu [11.5K]

Answer:

The difference between the two weekly salaries is $122

Step-by-step explanation:

One job pays $64,600 per year. Since there are 52 weeks in a year, the weekly salary for this job is the quotient: $64600/52 = $1242.31 which rounded to the nearest dollar gives: $1242 per week

The other job pays $1120 per week. Therefore the difference in weekly salary for the two is:

$1242 - $1120 = $122

5 0
3 years ago
Can someone tell me the volume of this? lolz​
Black_prince [1.1K]

Answer:

V=πr2h=π·62·8≈904.77868

Step-by-step explanation

6 0
3 years ago
Todd has twice as many songs in his playlist as Vlad. Becca has three times as many songs in her playlist as Todd. If all three
nikitadnepr [17]

Answer:

Todd has 540540 songs in his playlist.

Vlad has 270270 songs in his playlist.

Becca has 162162 songs in her playlist.

Step-by-step explanation:

# of songs Todd has = T

# of songs Vlad has = V

# of songs Becca has = B

1) Todd has twice as many songs in his playlist as Vlad:

T=2V

2) Becca has three times as many songs in her playlist as Todd:

B=3T

3) All three people have a total of 243243 songs in their playlists:

T+V+B=243243

Because T=2V then you can substitute T as 2V in the second equation:

B=3(2V)

B=6V

Now in the final equation, you can substitute everything for V:

2V+V+6V=243243

9V=243243

V=27027

Now substitute for T:

T+1/2T+3T=243243

9/2T=243243

T=54054

Now substitute for B:

1/3B+1/6B+B=243243

3/2B=243243

B=162162

Check answers:

27027+54054+162162=243243

243243=243243

3 0
3 years ago
When comparing the graphs of y = x and y > x, what is a difference in the graphs?
mars1129 [50]
I donnt think that there is a solution, but could be wrong
8 0
3 years ago
i thought of a number, increased it by nine, and then multiplied by 6. the resulting number was 282. what was my number
Dovator [93]

Answer:

n+9)6=282

n+9=47

n=38

Step-by-step explanation:

8 0
3 years ago
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