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Naya [18.7K]
3 years ago
9

How many integers between 360 and 630 are there such that they have odd number of divisors?

Mathematics
1 answer:
Kryger [21]3 years ago
6 0

Answer:

7

Step-by-step explanation:

Concept to Know: "A number is a perfect square if and only if it has odd number of positive divisors "

Find all the squared values that lies between 360 and 630

360< 19², 20², 21², 22², 23², 24², 25² < 630

19², 20², 21², 22², 23², 24², and 25² are all the squared values that lies between 360 and 630. There are seven of those squared numbers so the answer is 7.

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Help please help me please
STatiana [176]

(x , y → (x - 5, y - 3)

the coordinates of S(1 , 5),T(1,1), U(4, 1)

the coordinates of the image are S'( - 4, 2), T'( - 4, - 2), U'( - 1 , - 2)

consider the difference in the x- coordinates of the original to the image

1 → - 4 = - 5, 1 → - 4 = - 5, 4 → - 1 = - 5

so the x- coordinate rule is x - 5

now consider the difference in the y- coordinates of the original to the image.


5 → 2 = - 3, 1 → - 2 = - 3, 1 → - 2 = -3

so the y- coordinate rule is y - 3

hence (x, y) → (x - 5, y - 3)


6 0
4 years ago
Who know the awnser I u do tell me plz
rewona [7]
1,350 is the answer it's easy
4 0
3 years ago
Johnny and Cage are working together to mold figurines for a craft fair. They already have 8 figurines which were left from the
alukav5142 [94]

Answer:

See Explanation

Step-by-step explanation:

Given

Initial = 8

Increment = 3 (every hour)

Required

Explain why it is linear

First, we need to determine the equation that represents the scenario

Let x be the number of hours worked and y be the number of figurines at x hours.

The equation is determined as follows:

y = Initial\ Figurines + Increment * x

This gives:

y = 8 + 3 * x

y = 8 + 3x

Reorder

y = 3x + 8

A linear equation is of the form

y = mx + b

By comparison,

y = mx + b is equivalent to y = 3x + 8

<em>Hence, we can conclude that the situation is linear</em>

8 0
3 years ago
Read 2 more answers
Some numbers can be written as powers of diffrent bases. For example 81=9(2) and 81=3(4) Write duh numba 64 usin 3️⃣ diffrent ba
Evgen [1.6K]
64=8²
64=4³
64=2^6

hope this helps

5 0
4 years ago
Can you plz help out ​
Archy [21]

Try this option:

1) q: What is the slope of the line and what does it mean in this situation?

a: the slope is 2.5 and it means '<u>ammount of the rain is 2.5 mm. per hour</u>'.

2) the slope of the line is '<u>2.5</u>'

3) this means that '<u>2.5</u>' mm. of the rain falls every '<u>1</u>' hour.

5 0
3 years ago
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