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Marrrta [24]
3 years ago
15

Solve 6x + 3) = 21.

Mathematics
1 answer:
LiRa [457]3 years ago
8 0

Answer:

18x^2 - 9

Step-by-step explanation:

y = f(x)= 6x^3 - 9x + 4

dy/dx = d/dx(6x^3) - d/dx(9x) + d/dx (4)

=6.d/dx(x^3) - 9.d/dx (x) + d/dx. (4)

=6.3x^2 - 9.1 + 0 =18x^2 - 9

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Point P is located at (−2, 7), and point R is located at (1, 0). Find the y value for the point Q that is located two over three
irinina [24]

Answer:

  7/3

Step-by-step explanation:

The distances have the ratio ...

  (Q -P) = (2/3)(R -P)

  Q = P +(2/3)R -(2/3)P = (2R +P)/3

  Qy = (2Ry +Py)/3 = (2·0 +7)/3 = 7/3

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Express the percent as a decimal.<br> 30\%30%30, percent<br> Stuck help
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Virty [35]

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Step-by-step explanation:

x : # of months that has gone by

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3. 39.95 > 0.14x

4. 285.36 > x

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You are playing a card game with friends. at one point. you double your score. in the next hand you lose 75 points. you end up w
Gnoma [55]

Answer:

i) x points; ii) 2x - 75 = -25; iii) x = 25

Step-by-step explanation:

i) Starting points

Let's say you had x points before doubling your score.

(ii) The equation

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After losing 75 points: (2x - 75) points

         At end of game: -25 points

The equation is

2x - 75 = -25

iii) Solution to equation

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3 years ago
What number is: a composite, has 4 factors and some of it's multiples are 44 &amp; 88?
Nadya [2.5K]

A delightful question.
I think I have it.

The number is  22 .

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3 0
3 years ago
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