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lakkis [162]
2 years ago
7

I need help with Math Homework

Mathematics
1 answer:
lyudmila [28]2 years ago
5 0

Answer:

Your answer should be -8.

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Demonstrate that the digits of a perfect square cannot add to 2, 3, 5, 6, or 8
Lelu [443]
It depends on what did you mean by saying perfect square. If I've understood it correctly, I can help you with a part of your problem. The squares of mod <span>9</span><span> are </span><span><span>1</span><span>,4,7</span></span><span> which are came from </span><span><span>1,2,</span><span>4.</span></span><span> </span>Addition of the given numbers are 2,3,5,6, 8, which are exactly the part of your problem. This number, which is not shown as squares Mod 9, and thus doesn't appear as a sum of digits of a perfect square. I hope you will find it helpful.
5 0
3 years ago
Please help im almost done with school ! :(
MatroZZZ [7]

Answer:

Number 4 i think

Step-by-step explanation:

5 0
3 years ago
The area of a rectangle is 5/8 meter. The length of the garden is 1/5 meter. What is the width of the rectangle?
Afina-wow [57]

Width of rectangle is Width=\frac{25}{8} meters

Step-by-step explanation:

Area of rectangle = \frac{5}{8}

Length of garden = \frac{1}{5}

Width of rectangle = ?

Using the Formula:

Area = Length * Width

Putting values and finding width:

\frac{5}{8}=\frac{1}{5}*Width\\ Width=\frac{5}{8}\div\frac{1}{5}\\Width=\frac{5}{8}*\frac{5}{1}\\Width=\frac{25}{8} meters

So, width of rectangle is Width=\frac{25}{8} meters

Keywords: Area of rectangle

Learn more about Area of rectangle at:

  • brainly.com/question/12919591
  • brainly.com/question/6837543
  • brainly.com/question/6564657

#learnwithBrainly

8 0
2 years ago
How many times as many people live in China than in the United States
Nataly [62]
47,583. China has 1.325 billion and the United States has 0.304.
 I hope this helps!
3 0
3 years ago
What is the solution for the equation (x-5)^2+3(x-5)+9=0 Use u substitution and the quadratic formula to solve?
Mariulka [41]

Answer:

Here is the answer.

x= 1/2(7+3i√3) and 1/2(7-3i√3)

4 0
3 years ago
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