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pashok25 [27]
3 years ago
8

Evalute 2x^2 – 3x when x = 4. 0 32 0 12 O 52 O 20

Mathematics
2 answers:
Elis [28]3 years ago
6 0

Answer: 20

Step-by-step explanation: Substitute the value of the variable into the equation and simplify. giving you 20

inn [45]3 years ago
6 0

Answer:

20

Step-by-step explanation:

Given

2x² - 3x ← substitute x = 4

= 2(4)² - 3(4) = 2(16) - 12 = 32 - 12 = 20

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Christina had a total of $120 to spend while shopping. She already spent $68 on clothes . She wants to buy some video games that
avanturin [10]

Answer:

5 video games.

Step-by-step explanation:

In order to find the total number of video games that Tracy can buy with the money, she has we first need to find how much money she has left after buying the clothes. To do this we subtract the amount she spent on clothes by the initial total that Christina had.

120 - 68 = 52

Now that we know Christina has a remaining $52, we can divide this amount by the value of each individual game ($10) in order to calculate how many she can actually afford.

52 / 10 = 5.2

Finally, we can see that she can afford to only buy 5 video games.

4 0
3 years ago
Are My answers Correct? I NEED ANSWERS!
motikmotik

Answer: yes

Step-by-step explanation:

6 0
3 years ago
Fill in the blanks to complete the following statements. Bold left parenthesis a right parenthesis For the shape of the distribu
Nana76 [90]

Answer:

For the shape of the distribution of the sample proportion to be approximately​ normal, it is required that ​np (1 -p ) greater than or equals 10.

Suppose the proportion of a population that has a certain characteristic is 0.35. The mean of the sampling distribution of ModifyingAbove p with caret from this population is mu Subscript ModifyingAbove p with caretequals​0.35.

Step-by-step explanation:

Normal distribution is the shape data takes as a symmetrical bell shaped curve. Normal approximation can only be taken when np or np(1-p) greater than 10.

Fill in the blanks to complete the following statements:

  • For the shape of the distribution of the sample proportion to be approximately​ normal, it is required that ​np(1 - p)greater than or equals​__10____.
  • Suppose the proportion of a population that has a certain characteristic is 0.35. The mean of the sampling distribution of ModifyingAbove p with caret from this population is mu Subscript ModifyingAbove p with caretequals​__0.35____.
6 0
4 years ago
Determine the vertex and axis of symmetry for the following: f(x) = 2(x+4) to the power of 2 +1
guapka [62]

Answer:

vertex (–4,1), symmetry x=–4

Step-by-step explanation:

just use the formula

6 0
4 years ago
HELPPPP PLEASEEEEeeeeee
SpyIntel [72]
The answer is D because...
(4)^-2 is...
1/16
(1/16)×2 is...
2/16 or 1/8

Hope this helps!
5 0
3 years ago
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