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Zina [86]
2 years ago
15

Simplify the polynomial and evaluate for the following values. x^2 yxy-xy^2xy if x=-3 and y=2 the simplified polynomial is = , T

he value is
Mathematics
1 answer:
Alinara [238K]2 years ago
4 0

Answer:

The simplified polynomial is x^3 y^2 -x^2 y^3 +xy

The value is -186

Step-by-step explanation:

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David has a piece of wood that is 7.28 meters long. He needs 4 pieces of wood that are each 1.75 meters long. If he cuts the woo
Tema [17]

9514 1404 393

Answer:

  yes

Step-by-step explanation:

You can go at this a couple of ways:

1. The total length David needs is (1.75 m) × 4 = 7.00 m. His 7.28 m piece is long enough to provide the pieces he needs.

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2. The length of each piece when the wood is cut into quarters is ...

  (7.28 m)/4 = 1.82 m

This is longer than the 1.75 m needed, so each piece is long enough.

5 0
2 years ago
You just found a positive trend line showing a strong relationship between homework scores and test scores for five students. Ex
Scrat [10]

The positive trend among the homework scores and the test scores would reveal that if a student does well in homework, he is likely to do well in exams. This can be explained in the sense that the homework will serve as the practice for the student before finally taking the exam.

8 0
2 years ago
Read 2 more answers
for a different pizza dough recipe, the equation f=2.5w represents the number of cups of flour, f, that you need for w cups of w
zhuklara [117]
For any direct variation, the equation is of the form y = kx, where k is the constant of proportionality.

Given the equation: f = 2.5w

The constant of proportionality is 2.5.

This means that the ration of the cups of flour to the cups of water used in the recipe is 2.5
4 0
3 years ago
Which choice is equivalent to
Masja [62]

Answer: it’s 8y-20

Step-by-step explanation:

7 0
3 years ago
May I ples have a little help pless <br> Simplify using the laws of exponents<br> [2^4/2^ 3]^5
xxMikexx [17]

\left[\dfrac{2^4}{2^3} \right]^5  \\\\\\=[2^{4-3}]^5\\\\=[2^1]^5\\\\=2^5\\\\=32

5 0
2 years ago
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