3 years ago

3x2-5x3-x(2x2+4x) simplified

Mathematics

1 answer:

stiks02 [169]3 years ago

8 0

Answer:

Here's your answer!

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ANSWER:

EXPLANATION:

. :>

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a seed company has a test plot in which it is testing the germination of a hybrid seed, They plant 50 rows of 40 seeds per row.

ziro4ka [17]

Answer:

Mean = $\sum x P(x) = 36.86$

Standard deviation = $\sum x^2P(X)=1360.9$

Step-by-step explanation:

x P(x) $x \times P(x)$ $x^2 \times P(x)$

33 0.02 0.66 21.78

34 0.06 2.04 69.36

35 0.1 3.5 122.5

36 0.2 7.2 259.2

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1 36.86 1360.9

We are supposed to find mean and standard deviation

Mean = $\sum x P(x) = 36.86$

Standard deviation = $\sum x^2P(X)=1360.9$

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Naomi wants to make smoothies for her friends.each servings the smoothie contains 7/8 cup of blueberries and 8/9 cups of strawbe

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Answer:

Step-by-step explanation:

Blueberries

7/8 + 8/9 = 1 55/72

1 55/72 x 4 =

1 = 72

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504/72 = 7/1

Even tho 7 isn´t an option I would pick A. because it is the closest

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