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SVETLANKA909090 [29]
2 years ago
15

If x2 + y2 = 64 and 6xy = 54, find the value of (x + y)2

Mathematics
1 answer:
Elden [556K]2 years ago
4 0
Answer
I’m pretty sure it’s c
Explanation
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What is the product of 3x(x2 + 4)?<br> O x² + 3x +4<br> O 3x3 + 4<br> O 3x3 + 12x<br> 3x² + 12x
Svetradugi [14.3K]

Answer:

3x³ + 12x

Step-by-step explanation:

Given

3x(x² + 4) ← multiply each term in the parenthesis by 3x

= 3x³ + 12x

6 0
3 years ago
Simplify 2(x + y) + 3(x + y). <br> 2xy + 3xy <br> 5xy <br> 5x + 5y
Flauer [41]
2(x + y) + 3(x + y)

first distribute:
(multiply 2 into everything in the first parenthesis, and 3 into everything in the second)
2x + 2y + 3x + 3y
Second simplify (add all like terms (adding in this case) )
(2x + 3x) + (2y +3y)
5x + 5y

your answer is: 5x + 5y

hope this helps
6 0
4 years ago
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Step-by-step explanation:

4 0
3 years ago
8 + z = 19. step equations
steposvetlana [31]

Answer:

11

Step-by-step explanation:

First subtract

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7 0
3 years ago
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Please help!!!!!!!!!!
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1, 3, and 5 would be my best guesses but I’m not 100 percent sure
7 0
3 years ago
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