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svetlana [45]
3 years ago
6

What is the root of the polynomial equation *(x-2)(x+3) - 18? Use a graphing calculator and a system of

Mathematics
2 answers:
zysi [14]3 years ago
5 0

Answer:

Start by using your first factor, 1. Substitute "1" for each "x" in the equation: (1)3 - 4(1)2 - 7(1) + 10 = 0.

This gives you: 1 - 4 - 7 + 10 = 0.

Because 0 = 0 is a true statement, you know that x = 1 is a solution.

Step-by-step explanation:

Start by using your first factor, 1. Substitute "1" for each "x" in the equation: (1)3 - 4(1)2 - 7(1) + 10 = 0.

This gives you: 1 - 4 - 7 + 10 = 0.

Because 0 = 0 is a true statement, you know that x = 1 is a solution.

Katarina [22]3 years ago
5 0

Answer:

The answer is 3   :)

Step-by-step explanation:

EDGE2020

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What is the integer of The change in a balloon's volume when it loses 450 cm3 of air.
Aleks04 [339]

Answer:

The integer change is -450 cm^3

Step-by-step explanation:

Here, we want to write the integer of the change in the volume of a ballon when it loses 450 cm^3 of air

Losing this volume means we are subtracting 450 from the original volume

This represents a change of -450 cm^3

7 0
3 years ago
Amos is painting his pots. He needs 1/4 of a liter to paint all four pots. How much paint will he need for each of his 4 pots if
siniylev [52]
1/8 of a liter will be needed to fill all four pots
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3 years ago
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A water truck is filling a swimming pool. The equation that represents this relation is y=18.25x where y is the number of gallon
QveST [7]

Answer:

See explanation

Step-by-step explanation:

The question is incomplete, however, one of the requirements of this question while I searched, was to make a table and sketch the equation.

If this is the case, then, all you need to do is take the equation, Assume some values for x, and compute the values of y. Then, you can do the graph.

I begin with value from 0 to 10.

This is the example of calculations:

x = 0

y = 18.25*0 = 0

for x = 0, we get y = 0. For x = 2:

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6 0
3 years ago
\-x+sqrt1−x 2\-=sqrt2(2x 2−1).
lesya [120]

Answer:

b

Step-by-step explanation:

5 0
3 years ago
What is 2(n+5)=-2 showing work
BabaBlast [244]
2(n + 5) = -2

First, our goal to this problem is to get the variable (n) and an unknown number on each side. To start off, we can divide both sides by 2.
n + 5 =  -\frac{2}{2}

Second, we can go ahead and cancel 2 out, which will replace it with a -1.
n + 1 = -1

Third, our next step will to be to subtract 5 from each side.
n = -1 - 5

Fourth, our last step is to simplify -1 - 5. This is quite simple. -1 - 5 = -6, so -6 is what the variable (n) equals. 
n = -6

Answer: \fbox {n = -6}
4 0
3 years ago
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