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Snezhnost [94]
3 years ago
8

Is (1, 10) a solution to this system of inequalities? y > 2x + 3 y > x + 2

Mathematics
1 answer:
Nat2105 [25]3 years ago
5 0

Answer:

yes

Step-by-step explanation:

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Maddie is making pineapple punch for her birthday party. The recipe says you need 3 cups of pineapple juice for every 4 cups of
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She will need 12 cups of pineapple juice.
Example: 4 x 4 = 16
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The value of x in the proportion 1/2:2/3 = 3/4:x is
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To change 1/2 to 3/4 you multiply by 3/2 so then multiply 3/4 by 3/2 and you get 6/6 or 1...the answer is 1
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If a determinant of a 2 x 2 matrix is 0, what can you conclude about the inverse of the matrix?
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3 years ago
Mary, a colleague of yours, wants to test the effectiveness of a new lesson plan on two different groups of students. She wants
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Answer:

To use a paired t-test

Step-by-step explanation:

t-tests are essentially tests carried out to compare two different groups to check if there is a major difference in their performances or results which may be related in certain characteristics.

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In this case, Mary has to use a paired t-test because the samples (students) have high similarity in characteristics. The students in question has to be from the same class to test her hypothesis (similar characteristics).

7 0
3 years ago
What is (f*g)(x)? f(x)=x^4-9, g(x)=x^3+9
sladkih [1.3K]
(x^4 - 9)(x^3 + 9)
This is a binomial * binomial. Use the FOIL method for multiplying.
First, outer, inner, last.
x^4 * x^3 = x^7
x°^4 * 9 = 9x^4
-9 * x^3 = -9 x^3
-9 * 9 = -81
Putting it back together.
x^7 +9x^4 -9x^3 - 81
3 0
3 years ago
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