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saw5 [17]
4 years ago
9

What is 4n - 3 = -2n + 9 if n = 2

Mathematics
2 answers:
Schach [20]4 years ago
6 0
4n-3=5=-2n+9=5 if n=2
alexdok [17]4 years ago
6 0
5 because 4 times 2 is 8 and minus 3 is 5. -2 times 2 is -4 and -4 plus 9 is 5.
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Dmitry_Shevchenko [17]
The average speed of the canoe is 5 1/4 in kilometers per hour
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3 years ago
Mean, medium, & mode of 17, 6, 20, 11, 13, 20, 18
kodGreya [7K]

Step-by-step explanation:

medium -11

I don't know about mean & mode

5 0
3 years ago
ε = {x: 2 x 30, x is an integer}, M = {even numbers}, P = {prime numbers}, T = {odd numbers} Find: I) MUP ii) M - T iii) P(MT) i
mariarad [96]

Answer:

Step-by-step explanation:

ε = {x: 2≤ x ≤30}

M = { even numbers} = {2,4,6,8,10,12,14,16,18,20,22,24,26,28,30}

P = { prime numbers} = {2,3,5,7,11,13,17,19,23,29}

T = {odd numbers} = {3, 5, 7, 9, 11,13,15,17,19,21,23,25,27,29}

1. M ∪ P = {2,3,4,5,6,7,8,10,11,12,13,14,16,17,18,19,20,22,23,24,26,28,29,30}

2. M - T =

n(M) - n(T)

15- 14 = 1

3. P(MT)

(MT) = M ∩ T = 0

P ∪ (M ∩ T ) = {2,3,5,7,11,13,17,19,23,29}

4. P' = not a prime number

T' = not odd number = M

P' ∪(M∩T')

P' ∪ {2,4,6,8,10,12,14,16,18,20,22,24,26,28,30}

= {2,4,6,8,9,10,12,14,15,16,18,20,21,22,24,25,26,27,28,30}

6 0
3 years ago
From a boat on the lake, the angle of elevation to the top of a cliff is 24 degrees 19'. If the base of the cliff is 2994 feet f
qaws [65]

Answer:

  1353 ft

Step-by-step explanation:

The cliff height and the distance from its base to the boat form the legs of a right triangle. The cliff height is the leg opposite the elevation angle, and the distance to the boat is the leg adjacent. Given these two legs of the triangle, the tangent relation seems useful:

  Tan = Opposite/Adjacent

We want to find the cliff height (opposite), so we can multiply this equation by Adjacent:

  Opposite = Adjacent×Tan

  cliff height = (2994 ft)(tan(24°19')) ≈ 1353 ft

The cliff is about 1353 feet high.

5 0
4 years ago
Hello pleasee!!!!!!!!!!!!
Vikentia [17]
It’s is c because the the dom have a goodie package that you can do that for me
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3 years ago
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