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jolli1 [7]
4 years ago
10

Which of the following are prime numbers 7,2,7,9

Mathematics
1 answer:
svetlana [45]4 years ago
3 0
7 and 2 are prime numbers
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The rate of growth of mice is inversely proportional to the square of the population:__________
bija089 [108]

Answer:

The value is  y'(t) =   \frac{k}{\sqrt{y(t)} }

Step-by-step explanation:

From the question we told that are

      The rate of growth of mice is inversely proportional to the square of the population

   This above statement can be mathematically represented as

        \frac{d y }{dt} \ \ \ \alpha \ \   \frac{1}{\sqrt{y(t)} }

Here  y(t) is the population

=>     \frac{d y }{dt} =   \frac{k}{\sqrt{y(t)} }

=>     y'(t) =   \frac{k}{\sqrt{y(t)} }

6 0
3 years ago
A can in the shape of a right cylinder is filled with 10W-40 oil. The weight of 10W-40 oil is 0.857 gram per cubic centimeter. I
Leya [2.2K]
To solve this, we have to find the volume of the cylinder first.  The formula to be used is V =  \pi  r^{2} h

Given:V= ?r= 6cmh= 10cm
Solution:V =  \pi  r^{2} h
V= (3.14)(6cm)^{2} x 10cmV= (3.14)(36cm^{2}) x 10cmV= (113.04cm^{2}) x 10cmV= 1130.4cm^3
Finding the volume of the cylinder, we can now solve what the weight of the oil is.  Using the formula of density, Density = mass/volume, we can derive a formula to get the weight.
Given:Density = 0.857 gm/cm^3Volume = 1130.4 cm^3
Solution:weight = density x volumew= (0.857 gm/cm^3) (1130.4cm^3)w= 968.7528 gm
The weight of the oil is 968.75 gm.
5 0
3 years ago
I need help please I have to turn this in 15 minutes it’s urgent
m_a_m_a [10]
The last option
7c^2d -7c + 4d - 10
5 0
3 years ago
Students were asked to add 0.65 + 12.3 + 0.005 . Tatiana added and go 1.93 as an answer, while Kyree go 19.3 as an answer. Witho
navik [9.2K]

Answer:

12.955

Step-by-step explanation:

you know they made errors because between all the numbers, the whole number is 12 and the rest are 0, which means that the whole number part cannot be less than 12. While for the decimal part the largest number of decimal places is 3, and that what your final answer has to have. I hope this helped :)

6 0
3 years ago
12) -7x+y=-19<br> -2x+3y=-19
pogonyaev

Answer: 3360

Step-by-step explanation: Reduce the expression, if possible, by cancelling the common factors.

4 0
3 years ago
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