How do you do this question?

How Do You Do This Question?

Answers

Answer 1

Answer:

dy/dx = (2t + 3t²) / (2t)

Step-by-step explanation:

y = t² + t³

dy/dt = 2t + 3t²

x = 5 +t²

dx/dt = 2t

dy/dx = (dy/dt) / (dx/dt)

dy/dx = (2t + 3t²) / (2t)


Related Questions


i do not understand ): please help

Answers

Answer: its 5 and -1  so D

Step-by-step explanation: In mathematics, a coefficient is a multiplicative factor in some term of a polynomial, a series, or any expression; it is usually a number, but may be any expression. In the latter case, the variables appearing in the coefficients are often called parameters, and must be clearly distinguished from the other variables

The answer to this question is d 5,-1

If
3y + 1
2
= 5,
4x
3
= 8
and
z
3
+
z
4
= 2


A. y > x B. x = y C. y > z D. x > z

Answers

Step-by-step explanation:

hey, write the question properly...

If the equation are 3y + 12= 5,4x - 3= 8 and z³ + z⁴ = 2, then x = y

Let's start by solving each equation one by one to find the values of the variables.

Equation 1: 3y + 12 = 5

Subtracting 12 from both sides:

3y = 5 - 12

3y = -7

Dividing both sides by 3:

y = -7/3

Equation 2: 4x - 3 = 8

Adding 3 to both sides:

4x = 8 + 3

4x = 11

Dividing both sides by 4:

x = 11/4

Equation 3: z³ + z⁴

This equation is a bit more complex, and it seems challenging to find the exact values of z. However, we can deduce some information about the relationship between z³  and z⁴ by examining the equation. Since both terms are positive, the sum of z³  and z⁴ can never be negative. Therefore, the only possible solution is when both z³  and z⁴  are less than 2.

Now, let's compare the values of y, x, and z:

y = -7/3 ≈ -2.33

x = 11/4 ≈ 2.75

z³ + z⁴ < 2 (as explained above)

Based on these values, we can determine the relationship between the variables:

A. y > x

B. x = y

C. y > z

D. x > z

The correct answer is: B. x = y

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plz help i mark as brainlest!

Answers

Answer:

d

Step-by-step explanation:

*How far can a train travel in 45 minutes if it is traveling at 80 miles per hour.

Answers

Answer:

60 miles

Step-by-step explanation:

distance = speed x time

45 minutes = 0.75 hours

0.75 x 80 = 60

What is the image point of (-2, -3) after a translation right 2 units and up 4 units?

Answers

Answer:

The Answer is (0, 1)

Step-by-step explanation:

add 2 and 4 to the x and y

Answer:

(0, 1)

Step-by-step explanation:

2 units right -> -2 + 2 = 0

4 units up -> -3 + 4 = 1

10.The volume V of a given mass of gas varies inversely as the pressure P. When V =2m3 ,P=500 N/m2 .Find the volume when the pressure is 400N/m2 Find the pressure when the volume is 5 m3

Answers

Answer:

[tex]2.5\; \rm m^3[/tex].

Step-by-step explanation:

Let [tex]V_1[/tex] and [tex]P_1[/tex] denote the volume and pressure of this gas before the change. Let [tex]V_2[/tex] and [tex]P_2[/tex]denote the pressure of this gas after the change.

The ratio between the volume of this gas before and after the change would thus be [tex]\displaystyle \frac{V_1}{V_2}[/tex].

The ratio between the pressure of this gas before and after this change would be [tex]\displaystyle \frac{P_1}{P_2}[/tex].

Because the volume of a given mass of (ideal) gas varies inversely with pressure, these two ratios should be reciprocal of each other. That is:

[tex]\displaystyle \frac{V_1}{V_2} = \frac{1}{\displaystyle \displaystyle \left(\frac{P_1}{P_2}\right)}[/tex].

In other words:

[tex]\displaystyle \frac{V_1}{V_2} = \frac{P_2}{P_1}[/tex].

Rearrange and solve for [tex]V_2[/tex], the volume of this gas after the change:

[tex]\displaystyle V_1 = V_2\cdot \left(\frac{P_2}{P_1}\right)[/tex].

[tex]V_2 = \displaystyle V_1 \cdot \left(\frac{P_1}{P_2}\right)[/tex].

From the question:

Volume of this gas before the change: [tex]V_1 = 2\; \rm m^3[/tex].Pressure of this gas before the change: [tex]P_1 = 500\; \rm N \cdot m^{-2}[/tex].Pressure of this gas after the change: [tex]P_2 = 400\; \rm N \cdot m^{-2}[/tex].

Solve for [tex]V_2[/tex]:

[tex]\begin{aligned} V_2 &= V_1 \cdot \left(\frac{P_1}{P_2}\right) \\ &= 2\; \rm m^3 \times \frac{500\; \rm N \cdot m^{-2}}{400\; \rm N \cdot m^{-2}} = 2.5\; \rm m^3\end{aligned}[/tex].

can this expression be simplified anymore?

Answers

I believe not, but that does look about right.

Answer:

I believe is a true to become a good expression

The data set represents the number of miles Mary jogged each day for the past nine days.

6, 7, 5, 0, 6, 12, 8, 6, 9

What is the outlier of the data?

0
6
7
12

Answers

Answer:

0

Step-by-step explanation:

It is the only number that isn't positive

The outlier of the data that represents the miles jogged by Mary each day for the past nine days is 0.

What is the outlier?

An outlier is a number that is very different from other data in a data set. It is either very big or way smaller than the other numbers.  

The outlier is 0. This is because it was the largest differnt from the second smallest number.

To learn more about outliers, please check: https://brainly.com/question/27197311

Which lists all the multiples of 8 that are less than 50?

A. 2, 4, 8
B. 4, 8, 12, 16, 24, 32, 40, 48
C. 8, 16, 24, 32, 40, 48
D. 8, 16, 24, 32, 40, 48, 56

Answers

Answer:

Its the third one 8, 16, 24, 32, 40, 48

Step-by-step explanation:

They all are multiples of 8 and are not more than 50

If AABC = ADEC,
ZB = 3x and ZE = 6x - 39

Answers

Answer:

x = 13

Step-by-step explanation:

3x = 6x - 39 solve for x

5x = 45
O Commutative Property
O Associative Property
O
Distributive Property
Subtraction Property of Equality
O
Division Property of Equality

Answers

Division Property of Equality

WILL GIVE BRAINLIEST!! What is the y-intercept of a line that has a slope of 3 and passes through point (4, 8)?

Answers

Answer:

-4

Step-by-step explanation:

If we set up the equation with the known info, we get y=3x+b

We can then use the ordered pair to plug in, so 8=12+b

Now, simply solve for B, and you get -4

Anybody know the answer to this?

Answers

Answer:

[tex]12a^2-3a+\frac{33}{4}[/tex]

Step-by-step explanation:

feel free to put brainist

What is the solution for the equation 6x − 8 = 4x? x = . (Input whole number only). (5 points) Blank 1:

Answers

Answer:

4

Step-by-step explanation:

Step 1:

6x - 8 = 4x        Equation

Step 2:

6x = 4x + 8        Add 8 on both sides

Step 3:

2x = 8     Subtract 4x on both sides

Step 4:

x = 8 ÷ 2      Divide

Answer:

x = 4

Hope This Helps :)

karinne hit 4 more home runs than 1/2 the number of home runs Lu hit. Together they hit 10 home runs. Let X represent the number of home runs Lu hit. Write an equation to represent the situation ​

Answers

It is given that Lu hit x numbers of home run.

So, number of home run hit by Karinne is  more home runs than 1/2 the number of home runs Lu hit.

So, number of home run Karinne hit is :

[tex]y = 4 + 0.5x[/tex]

Also,

[tex]x + y = 10[/tex]

Solving above two equation, we get :

x + ( 4 + 0.5x ) = 10

1.5x + 4 = 10

1.5x = 6

x = 4

Therefore, number of home run hit by Lu is 4.

Hence, this is the required solution.

Creating a mathematical expression using the scenario described, the expression which represents the total number of home runs is 1.5x + 4 = 10

Total Number of home runs :

(1/2)x + 4 + x = 10

1.5x + 4 = 10

1.5x = 10 - 4

1.5x = 6

x = 6/1.5

x = 4

Therefore, the equation which represents the situation is 1.5x + 4 = 10

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According to a certain country’s department of education, 40.0% of 3-year-olds are enrolled in day care.

What is the probability that a randomly selected 3-year-old is enrolled in day care?

Answers

Given parameters:

Percentage of enrollment of 3-year-olds = 40%

Unknown:

Probability that a randomly selected 3-year-old is enrolled in a day care = ?

Probability is the likelihood of an event to occur.

   Probability  = [tex]\frac{Possible outcome}{Total out come}[/tex]

In this problem, 40% of the total number of 3-year-olds are enrolled in a day care.

  We can say, out of every 100 3-year-olds, 40 of them will enroll in day care.

The possible enrollment is 40 and the total is 100;

Input the parameters and solve;

      Probability  = [tex]\frac{40}{100}[/tex]   = [tex]\frac{2}{5}[/tex]

The probability that any randomly selected 3 year old is enrolled in day care is [tex]\frac{2}{5}[/tex]

PLEASE HELP WILL GIVE BRAINLIEST 15 POINTS!!!!
I AM ACTUALLY IN MIDDLE SCHOOL I NEEDS HELP!!

Frances has $24.06 in her checking account. She writes a check for $32.16. The ban imposes a $15 penalty because she has overdrawn her account. How much money is in her account now? Write and simplify a numerical expression.

Answers

Answer:  -$23.10 dollars in Frances bank account.

Step-by-step explanation:

Answer:

--$23.10

This is the answer, I double checked.

Is (4, 3) a solution to x + y = 7

Answers

Answer:

Yes

Step-by-step explanation:

(x, y)

(4, 3)

x = 4

y = 3

Therefore

4 + 3 = 7

6200 divided by 163 i need the answer or ill fail

Answers

Answer:

38.04

Step-by-step explanation:

6200/163= 38.036809816

Since after the 3 is a 6 which is over 5 you can round the 3 up to a 4 and cut everything else off.

Hope this helps. Plz give brainliest.

6200 divided by 163 is equal to 38 with a remainder of 6.

We have,

The concept used to divide 6200 by 163 is a long division.

Long division is a method of dividing two numbers by repeatedly subtracting multiples of the divisor from the dividend until the remainder becomes smaller than the divisor.

It involves dividing digit by digit, starting from the leftmost digits of the dividend and moving towards the right.

Now,

To divide 6200 by 163, we perform a long division.

Here's how it works:

       38

  __________

163| 6200

      4890

      ______

      1310

      1304

      ______

         6

The quotient is 38, and the remainder is 6.

Therefore,

6200 divided by 163 is equal to 38 with a remainder of 6.

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A fruit company includes 1.655 ounces of pineapple juice in a 6.75 ounce bottle of a mixed fruit juice. How much of the bottle of mixed fruit juice is NOT pineapple juice?

Answers

5.095 ounces or, if you're looking for a percentage, then 75.48% (I don't know where you need it rounded to). To get the ounces, subtract the ounces of pineapple juice from the total ounces of fruit juice. To get the percentage, divide 5.095 by 6.75, then multiply by 100.

please help me asap (picture is included) (:

Answers

Answer:

d

Step-by-step explanation:

C) -17
11+x= -2 x 3
11+x=-6
x=-6-11
x=-17

Please help been stuck on this for a hour

Answers

Answer:

1 mile every 57 seconds I belive

Step-by-step explanation:


A climber started at 2,580 feet above sea level. He climbed up 348 feet, down a valley 452 feet, and up 108 feet. What is his new elevation?

Answers

Answer:

2,584

Step-by-step explanation:

You just add or subtract the numbers if hes going up or down.

The Parker family went to the carnival. When everyone was ready for lunch, Dad bought 4 drinks for $3.25 and 4 hot dog plates with chips for $8.00. He also used a coupon for $2.00 off the price of lunch. How much did Dad pay for lunch altogether?

Answers

The answer is $43.00.

Explanation: Dad bought 4 drinks that cost 3.25 = 13.
Dad bought 4 hot dogs with chips for $8.00 = $32.00
Plus 32.00 + 13.00 = $45.00 - $2.00= $43.00

A gym was advertised to cost $23 a month with a one-time fee of $74. If the total
bill was $373, how many months was paid for? *
Your answer

Answers

Answer:

Step-by-step explanation:

$373 - $74 = $299

299 divided by 23 = 13

13 months (?)

Helpp me PlzzzzzZZzz

Answers

Answer: B. Distributive Property

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

Distributive Property  

Find the common ratio of the geometric sequence 18,-90,450,...

Answers

Answer:

try looking it up on socratic

Answer:

-5

Step-by-step explanation:

The common ratio is what you have to multiply one term by to get the next term.

so:

[tex]18 \times r = -90\\-90 \times r = 450[/tex]

where r is the common ratio

We can solve these equations:

-90 / 18 = -5

450/-90 = -5

therefore the common ratio is -5

the cost of the t shirts in dollars is given by the equation c=9.5t, where c is the total cost of the t-shirts and t is the number of t-shirts . If sanjay bought 14 t shirts , how much did he pay?

Answers

9514 1404 393

Answer:

  $133

Step-by-step explanation:

Put 14 where t is in the formula and do the arithmetic.

  c = -9.5×14

  c = 133 . . . . cost in dollars

Sanjay paid $133 for the 14 t-shirts he bought.

Which property of addition is shown in the equation below?
a + bi + 0 + Oi = a + bi
A.commutative property
B.inverse property
C.identity property
D.associative property

Answers

C. Identity property

what is the slope of the line

Answers

Answer:

The slope is -1/1 or just -1.

(When you need to plot the slope, you use -1/1 to use the strategy Rise/Run or Rise over Run.

If you look at the point (-3,1) From that point, you go down -1 and you run to the side for a positive 1.

Once you do that you'll land at (-2,0) and you can keep on repeating this and you'll see that it lands on the points on the line.

Hope this helps! Please feel free to ask any questions if needed! :)

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