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Troyanec [42]
2 years ago
15

If the subjective probability that it will rain is 45%, what is the probability that it will not rain

Mathematics
1 answer:
vovikov84 [41]2 years ago
7 0

Answer:

There is a 55% chance that it won't rain.

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Factor the following quadratic equation; <br><img src="https://tex.z-dn.net/?f=12%20%7Bx%7D%5E%7B2%7D%20%20%2B%2022x%20-%2014" i
Bogdan [553]

Answer:

2(3x + 7)(2x - 1)

Step-by-step explanation:

You can see it a little easier if you take out a common factor of 2

2(6x^2 + 11x - 7)

The 6 leaves you with a lot of factors, the 7 does not. It only has 2 factors.

Let 6 factor into 2 and 3 and the 7 into 7 and 1

2(3x - 1 )(2x + 7)

Now remove the brackets.

2(6x^2 + 21x - 2x - 7) This obviously does not work but we'll combine like terms anyway.

2(6x^2 + 19x - 7)

So we'll try it again

2(3x + 7)(2x - 1)

2(6x^2 + 14x - 3x - 7)    Looks like we have it.

2(6x^2 + 11x - 7)

So the right factors are

2(3x + 7)(2x - 1)

5 0
3 years ago
If a = 3 units, b = 8 units, and c = 10 units, what is the volume of the figure?
erik [133]

Step-by-step explanation:

Volume = L \times W \times H.

L - Length

W- Width.

H- Height.

<u>Multiply each side:</u>

3 \times 8 \times 10 = 240

Answer: 240 units^{3}

6 0
2 years ago
Someone please answer this for me
AnnZ [28]

Answer:

2d+4p

Step-by-step explanation:

ducks have 2 legs so 2 times the number of ducks (n) and pigs have 4 legs so 4 times the number of pigs

5 0
2 years ago
Observe the expression below and select the true statement(s).<br><br> 3y(7 + 2x) + 9xy - 10
Sedaia [141]

Answer:

The "3y" in the first term is a factor

The "9" in the second term is a coefficient

The "(7 + 2x)" in the first term is a factor

Step-by-step explanation:

Given in the question an expression

3y(7 + 2x) + 9xy - 10

  1. The coefficients are the numbers that multiply the variables, x and y.
<h3>Example</h3>

6y

6 is coefficient

    2.Constants are terms without variables

<h3>Example</h3>

 10

    3.The factors in a mathematical expression are parts of the expression that are connected with multiplication.

<h3> Example</h3>

(4x+1)(3x+7)

(4x+1) and (3x+7) both are factors

6 0
3 years ago
Y=-x/3 -3/2 on a graph
Sladkaya [172]

From the equation the slope is -1/3 and the y-intercept is -3/2. This shows that the intercept must pass through the y-axis at -3/2.

<h3>Equation of a line</h3>

A line is defined as the shortest distance between two points. The formula for finding the equation of a line in slope-intercept form is given as;

y = mx + b

The point sloe form of the equation is given as y-y1 = m(x-x1)

where

  • m is the slope
  • b is the intercept
  • (x1, y1) is any point on the line

Given the equation of graph to plot

y=-x/3 -3/2

From the equation the slope is -1/3 and the y-intercept is -3/2. This shows that the intercept must pass through the y-axis at -3/2.

Learn more on equation of a line here: brainly.com/question/18831322

#SPJ1

3 0
1 year ago
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