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konstantin123 [22]
3 years ago
5

- x3 + 4x2 – 3x + 12 when x = -2​

Mathematics
2 answers:
drek231 [11]3 years ago
8 0
It would be 8 because

-(-2)*3+4*-2*2-3*(-2)+12=8

Hope this helps

If I’m wrong then I’m so sorry
dmitriy555 [2]3 years ago
6 0

Answer: 42

Explanation:

Image below

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Help me
aivan3 [116]

Answer:

C

Step-by-step explanation:

It is the only answer where the negative signs do not even out on both sides of the equation.

7 0
3 years ago
What is the measure of ZW?
Scilla [17]

Answer:

B) 74

Step-by-step explanation:

This is an icoseles triangle because of the 2 lines in each side. This makes <Y equal to <Z

Given:

<Y = <Z

All triangle angles add up to 180 so:

<W + <Y + <Z = 180

<W + 53 + 53 = 180

<W + 106 = 180

<W = 180 - 106

<W = 74

3 0
3 years ago
What is the value of m in the equation <img src="https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B2%7D" id="TexFormula1" title="\frac{1}
Novosadov [1.4K]

Answer:

The value of m is 44

Step-by-step explanation:

We have given:

1/2 m - 3/4 n = 16

Put the value of n in the given equation

1/2m - 3/4(8)=16

Now 4 and 8 will be canceled out by the table of 4

1/2 m - 3(2)=16

1/2m - 6 = 16

Now take the L.C.M of the denominator and solve for numerator:

m-2(6)/2 = 16

m-12/2 = 16

m-12 = 16*2

m-12 = 32

Add 12 at both sides:

m-12+12 = 32+12

m= 32+12

m=44

The value of m is 44....

6 0
3 years ago
Read 2 more answers
It takes Tim 5 hours to make a vase, and it takes him 9 hours to
LenKa [72]

Answer:

D. 9 vases and 13 teapots

Step-by-step explanation:

From the information given, you can write the following equations:

x+y=22 (1)

5x+9y=162 (2)

x=number of vases

y= number  of teapots

First, you have to isolate x in (1):

x=22-y (3)

Then, you have to replace (3) in (2) and isolate "y":

5(22-y)+9y=162

110-5y+9y=162

110+4y=162

4y=162-110

y=52/4

y=13

Now, you can replace the value of y in (3):

x=22-y

x=22-13

x=9

According to this, the answer is that Tim made 9 vases and 13 teapots.

7 0
3 years ago
What is the product?
valina [46]

Based on the given task content; the product of StartFraction 4 n Over 4 n minus 4 EndFraction times StartFraction n minus 1 Over n + 1 EndFractiontartFraction 2 Over x EndFraction is (4n² - 8n) / (4n²x - 5nx - x)

<h3>Product</h3>

Product of numbers refers to the multiplication of two or more values to arrive at a single result.

4n / (4n - 1) × (n - 1) / (n + 1) 2/x

= 4n / (4n - 1) × 2(n - 1) / x(n + 1)

= 4n / (4n - 1) × (2n - 2) / (nx + x)

= 4n(2n - 2) / (4n - 1) (nx + x)

= 4n² - 8n / (4n²x - 4nx - nx - x)

= (4n² - 8n) / (4n²x - 5nx - x)

Therefore, the product of 4n / (4n - 1) × (n - 1) / (n + 1) 2/x is (4n² - 8n) / (4n²x - 5nx - x)

Learn more about product:

brainly.com/question/10873737

#SPJ1

4 0
2 years ago
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