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maria [59]
3 years ago
7

Hi! Can you help me answer this?

Mathematics
2 answers:
Free_Kalibri [48]3 years ago
6 0

Answer:

C'(x)=-\frac{148}{x^2}

R'(x)=-0.06

Step-by-step explanation:

Marginal average Cost function:

\frac{d}{dx}(\frac{148+6.3x}{x})=-\frac{148}{x^2}

Marginal average Revenue function:

\frac{d}{dx}(\frac{3x-0.06x}{x})=-0.06

kicyunya [14]3 years ago
5 0

Answer:

Step-by-step explanation:

yess

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A) Write an expression for the slope of the secant line through the points
Crazy boy [7]

Answer:

Step-by-step explanation:a/

slope m = [f(x)-f(3)]/(x-3)

b/

tangent y - f(3) = [lim m ,as x-->3](x-3)

7 0
3 years ago
A deadly bacteria doubles in size every 3 hour. If there were initially 14 spores present, how long will it take for the number
Len [333]
1792=3x+14
I’m not sure that’s all the way correct
7 0
3 years ago
Gary made 5 baskets than Susan this season bill made 3 less then twice as many baskets as Susan. Together, all three made 42 bas
Nezavi [6.7K]

Answer:Gary made 15 baskets.

Susan made 10 baskets.

Bill made 17 baskets.

Step-by-step explanation:

Let x represent the number of baskets that Gary made.

Let y represent the number of baskets that Susan made.

Let z represent the number of baskets that Bill made.

Gary made 5 baskets than Susan this season. This means that

x = y + 5

Bill made 3 less than twice as many baskets as Susan. This means that

z = 2y - 3

Together, all three made 42 baskets. This means that

x + y + z = 42 - - - - - - - - - - 1

Substituting x = y + 5 and z = 2y - 3 into equation 1, it becomes

y + 5 + y + 2y - 3 = 42

4y + 2 = 42

4y = 42 - 2 = 40

y = 40/4 = 10

x = y + 5 = 10 + 5

x = 15

z = 2y - 3 = 2 × 10 - 3

z = 20 - 3 = 17

3 0
3 years ago
Ken started a savings account for school. He plans on spending 10% of the money he earns for leisure activities. He needs to hav
uranmaximum [27]

Answer:

$2,400

Step-by-step explanation:

Ken intends to start a savings account

10% = leisure spending

This means 90% = Expenses for school

Let us represent the amount he must save as : x

Hence in other for him to have $2,160 in his savings account, the amount Ken must earn is calculated as:

90/100 × x = $2,160

Cross Multiply

90x = $2,160 × 100

x = ($2,160 × 100) ÷ 90

x =$2,400

Therefore, the amount Ken has to earn to have the amount needed for school is $2,400

5 0
3 years ago
Those who are math geniuses, please help, this is timed T-T
irinina [24]

Answer:

Top box: Endpoint

Bottom box: Ray

Step-by-step explanation:

Assuming that the top box is supposed to be for the point shared by both rays, then it is a endpoint of the rays, as the lines do not continue past the point on the opposite side.

The bottom box will then be a ray, as no point is shown, and a arrow is used at the "end" of the line to signify that it will continue on <em>forever</em>.

~

7 0
3 years ago
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