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Margarita [4]
3 years ago
14

A farmer needs 3x2 − 4x + 10 seeds for each of x3 + 5x − 20 fields. What expression would represent the seeds the farmer needs t

o plant all of the fields? Is x = 1 a reasonable value for this representation? Complete the explanation.
Mathematics
1 answer:
Fittoniya [83]3 years ago
7 0

Answer:

Step-by-step explanation:

(3x^2-4x+10)(x^3+5x-20) =3x^5-4x^4+25x^3-80x^2+130x-200

x=1 is not a good value since when you plug it in you get -126 and you can't have a negative number of seeds.

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Answer:

Base = 8

Step-by-step explanation:

Area of a triangle can be calculated as:

Area = 0.5 x Base x Height

The values of the area and the height are given in order to find the length.

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Height= 13

First we have to find the base or the length. Using the values above we can set up the equation as:

1. 52= (0.5)(13)(b)

2. 52/0.5(13)

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Answer: The length of the guitar or the base would be 8 inches.

I hope this helps and for future problems regarding this topic use the formula above!!

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2 years ago
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Answer:

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Step-by-step explanation:

put two x variables in one place and two numbers in one place

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6 0
3 years ago
Which graph represent y= x2 - 2x -3
Stella [2.4K]
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4 0
3 years ago
The volume of this sphere is 972pi cubic inches. What is its radius?
maria [59]
4/3pi *r3 = 972pi
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8 0
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2 years ago
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