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Setler [38]
3 years ago
8

If x= 3 and y = 4, then xy -2x=?

Mathematics
2 answers:
pickupchik [31]3 years ago
3 0

Step-by-step explanation:

Given

x = 3 , y = 4

<h3>xy - 2x</h3>

= 3 * 4 - 2 * 3

= 12 - 6

= 6

Hope it will help :)

NNADVOKAT [17]3 years ago
3 0

Step-by-step explanation:

Here's the answer. Hope it will help you

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Find the most general antiderivative of the function. (check your answer by differentiation. use c for the constant of the antid
irina1246 [14]

Answer:

Below in bold.

Step-by-step explanation:

f(x) = x(18x + 4)

f(x) = 18x^2 + 4x

Antiderivative = 18 * (x^2+1)/(2 + 1) -+4x(1+1) / (1+1) + C

                        =  18x^3 / 3 + 4x^2 / 2 + C

                         = 6x^3 + 2x^2 + C.

Checking by differentiating:

f'(x) = 6*3 x^(3-1) + 2*2x^(2-1)

      =  18x^2 + 4x

      =  x(18 -+4)

               

6 0
2 years ago
How do I find the orthocenter of the triangle with these coordinates<br>(8,10)<br>(5,-10)<br>(0,0)
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Find the equation of 2 of the line segment, then find the perpendicular lines to them, then solve for x by making the perpendicular equations equal

7 0
3 years ago
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Compare negative one and six tenths repeating and negative five thirds using symbols &lt;, &gt;, or =.
sergey [27]

Answer:

Step-by-step explanation:

negative one sixth repeating is greater than negative 5/3

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2 years ago
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Suppose that computer literacy among people ages 40 and older is being studied and that the accompanying tables describes the pr
Kazeer [188]

Answer:

Step-by-step explanation:

The complete question is given thus:

Suppose that computer literacy among people ages 40 and older is being studied and that the accompanying tables describes the probability distribution for four randomly selected people, where x is the number that are computer literate. Is it unusual to find four computer literates among four randomly selected people?

x      P(x)

0     0.16

1      0.25

2     0.36

3      0.15

4      0.08

  • Yes
  • No

ANSWER:

The odds that this will occur according to the chart are 0.08, or 8%, so although this is unlikely, it's not terribly unusual.

⇒ NO

So from the following we can say it is not unusual to find four (4) computer literates among four randomly selected people.

ok, so P(1) + P(2) + P(3) + P(4) + P(0)  = 0.16+0.25+0.36+0.15+0.08 = 1

Whereas the chance of finding four (4) out of four (4) computer iteration is low when compared to other factors.

cheers i hope this helped  !!

3 0
4 years ago
Chris's credit card has a restriction that he must pay either 10 percent of the unpaid balance or $25, whichever is greater. Whi
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Answer:

The greater amount is $25 and the smaller amount is 10% which is 23.7 dollars. Hope this helps!

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