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iVinArrow [24]
3 years ago
7

Please help answer the questions I’ll make Brainliest

Mathematics
1 answer:
Pachacha [2.7K]3 years ago
4 0

Answer:      

n+4≤13

n-(-6)<9 or -6-n<9

68-17≤n   in this situation n can be no greater than 51 because he has AT THE MOST 51 envelopes to address.

Step-by-step explanation:

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The prime
Serjik [45]

9514 1404 393

Answer:

  n = 3

Step-by-step explanation:

In order for 3 × 3 = 9 to be a factor of both numbers, we must have ...

  n = 3

8 0
3 years ago
A given field mouse population satisfies the differential equation dp/dt=.4p-450 where p is the number of mice and t is the time
Flura [38]

Answer:

a) 7.78 months

b) 1116

Step-by-step explanation:

Given -

\frac{dP}{dt} = 0.4p-450

Integrating the above equation with respect to time, we get -

\int\ \frac{dP}{0.4p-450} = \int\ dt\\

let us define new variable x

x = 0.4p - 450 \\dx = 0.4 dy

substituting these values in above integral equation, we get -

\frac{1}{0.4} \int\ \frac{dx}{x} = \int\ dt\\ln x = 0.4 t + C\\x = ce^{0.4t}

P (t) = \frac{C}{0.4} e^{0.4t}  +1125\\

at t = 0, P (0) = 1075, using this condition, we get -

\frac{c}{0.4} = -50\\P(t) = 50 e^{0.4t} +1125 \\t = 7.78\\P(0) = 1125 - \frac{1125}{e^{4.8}} = 1116

7 0
3 years ago
What type of quadrilateral is created by the points:<br><br> L (-5,4), M (2,2), N (0,-3), S (-7,-1)
kumpel [21]

Given same lengths and slopes of the opposite sides and nature of the angle between adjacent sides, we have;

  • The type of quadrilateral is a parallelogram

<h3>How can the type of quadrilateral be found?</h3>

The given points are;

L(-5, 4), M(2, 2), N(0, -3), S(-7, -1)

Lengths of the sides are;

Length of LM = √((2-(-5))²+(2-4)²) ≈ √(53)

Length of MN = √((2-0)²+(2-(-3))²) ≈ √(29)

Length of NS = √((0-(-7))²+((-3)-(-1))²) ≈ √(53)

Length of LS = √(((-7)-(-5))²+((-1)-4)²) ≈ √(29)

Therefore;

  • The lengths of opposite sides are the same.

Slope of LM = (2-4)/(2-(-5)) = -2/7

Slope of MN = (2-(-3))/(0-2) = 5/2

Slope of NS = ((-3)-(-1))/(0-(-7)) = -2/7

Slope of LS = ((-1)-4)/(-7-(-5)) = 5/2

Therefore;

  • The opposite sides are parallel, and

  • The the adjacent sides are not perpendicular

The quadrilateral created by the points L(-5, 4), M(2, 2), N(0, -3), S(-7, -1) is therefore;

  • A parallelogram

Learn more about parallelograms here:

brainly.com/question/1100322

#SPJ1

8 0
2 years ago
What is 1/10 of 7,000
Lady bird [3.3K]
700 is one tenth of 7000
5 0
4 years ago
Read 2 more answers
A local school has was evaluated the the Education Department and received the
Angelina_Jolie [31]

Answer: 79

Step-by-step explanation:

Given the following :

Graduation Rates:

Grade:82

Weight: 50%

Passing Rates:

Grade: 75

Weight: 30%

Enrollment Numbers:

Grade: 60

Weight: 10%

Career readiness:

Grade: 95

Weight: 10%

Overall score : Σ(grade × weight)

(82 × 50%) + (75 × 30%) + (60 × 10%) + (95 × 10%)

= (41 + 22.5 + 6 + 9.5)

= 79

Hence, overall score is 79

5 0
3 years ago
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