derivate 3x^2 +x-5 using first principle​

Answers

Answer 1

Answer:

6x+1

Step-by-step explanation:


Related Questions

The price of an item has risen to $196 today. Yesterday it was $80. Find the percentage increase

Answers

(196-80)/196 = 197/8= 24.63
So (24% increase I think)

18% commission on a $500 couch
bro can someone pleaseee help me

Answers

Um Hi It is $90 so type $90

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Questions 1-5 of 5 | Page 1 of 1
Question 1 (1 point)
A cab company charges $2 per cab ride, plus an additional $2 per mile driven. If a cab ride is 7 miles long, how
much will it cost?
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Question 2 (1 point)
Rachel has already written 3 pages, and she expects to write 2 pages for every additional hour spent writing.
Write an equation that shows the relationship between the hours spent writing h and the total pages written p.

Answers

question 1
2+2x
2+2(7)
2+14
16 dollars

question 2
3+2h=p

Identify a chord that is not a diameter of the circle

Answers

Answer:

i think it is B

Step-by-step explanation:

David wants to donate $400 to a charity. He has already saved $125. He earns $9 each day at his after-school job. What is the least number of days that David must work to earn $400?

Answers

Answer:

About 31 days

Step-by-step explanation:

Since he already has $125, you can subtract that amount from how much he needs to earn. $400 - $125 = $275 that he must earn.

Divide the remaining amount by how much he earns a day to find the number of days he must work to reach his goal.

$275 ÷ $9 ≈ 30.5 (I got 30.5 repeating). I rounded up to 31 days.

2
Sarah works for a maximum of 40 hours per week. She needs to make at least $400 in order to cover her expenses. Her office job pays
$12 per hour and her babysitting job pays $10 per hour.
Which system of inequalities can be used to determine the number of hours she should spend working in office (x) and the number of
hours she should spend babysitting (/) to cover her expenses?

Answers

Answer:

x + y ≤ 40

10x + 12 y ≥ 400

x ≥ 0

y ≥ 0

Step-by-step explanation:

System of Inequalities

In order to model the situation stated in the problem, we'll call the following variables:

x = number of hours Sarah spends in the office

y = number of hours Sarah spends babysitting

She works for a maximum of 40 hours per week. This condition leads us to the inequality:

x + y ≤ 40

Her office job pays $12 per hour and her babysitting job pays $10 per hour.

She needs to make at least $400 per week in order to cover her expenses, thus:

10x + 12 y ≥ 400

Two obvious conditions could be added to the set of inequalities:

x ≥ 0

y ≥ 0

The system of inequalities is:

x + y ≤ 40

10x + 12 y ≥ 400

x ≥ 0

y ≥ 0

Plz solve as a ordered pair Plz

Answers

The intersection is at (5,-6)

of
On Sunday a burger Shop
Sold a cochbined total
231 hamburgers and
Cheeseburgers The number
or Cheeseburgers sold was
2 times the number of
hamburgers sold. How
many
hamburgers Sold

Answers

Step-by-step explanation:

1 : 2

Hamburger cheeseburger

(you add the 1 & 2 to make 3)

231÷3=77

1×77=77

2×77=154

77 : 154

Hamburger cheeseburger

Hope it make sense :-)

There are 3 teachers for every 17 students at a school. If
there are 136 students, how many teachers are at the
school?

Answers

Answer:

24

Step-by-step explanation:

Isaiah's regular hourly rate is $12.50. When he works overtime he receives an hourly rate of 1½times his
regular hourly rate. What is Isaiah's hourly overtime rate?

Answers

$18.25 is the hourly rate because half of $12.50 is $6.25 and if you add that you will get the hourly range which is $18.25.So 18.25 is 1 and 1/2 of $12.50.

HELPPPPPPPPPPPPPPPPP

Answers

Answer:

khshsbdjudbdhdhdhgdhshsh

Answer:

Call ruses crig

Step-by-step explanation:




What is the slope of the line?

Answers

Answer:

this line has a slope of 1.

Step-by-step explanation:

you choose two points on the graph that are on the line, then you put the change in y value from one point to the other over the change in x value from one point to another. simplify

Y = 1x +1 yes sir yes sir this this is correct trust me bro :]

Pentagon A'B'C'D' E' is the image of pentagon ABCDE under a dilation with a scale factor of
ID

C
What is the length of segment CD?

Answers

Tfddgddfghfdddxxsxcftedd1

Answer:

4

Step-by-step explanation:

I took a quiz

Please help me simplify these given exponential notations.

I need it asap ​

Answers

all five answers are in the photo

what is the growth factor of y=1.5(0.5)^x ?

Answers

Answer:

Growth factor = 5

Step-by-step explanation:

Given

[tex]y = 1.5(0.5)^x[/tex]

Required

Determine the growth factor

An exponential function is represented as: [tex]y = ab^x[/tex]

Where b is the growth factor

By comparing: [tex]y = ab^x[/tex] to [tex]y = 1.5(0.5)^x[/tex]

[tex]b = 0.5[/tex]

Hence, the growth factor is 5

Find the missing value in the graph below there are two

(0,4)
(1, )
(2,0.64)
(3,2.56)
(4, )

Answers

Answer:

should be the answer to it

Step-by-step explanation:

(2,0.64)

Hey there Ms or Mr could you please help me out with this problem?

just a heads up this an assignment not a test it's about quadrilaterals/parallelograms.​

Answers

Answer:

you forgot they/them pronouns are important!

Step-by-step explanation:

Which expression means “8 multipled by a number c, then increased by 2”?

Answers

Answer:

8c+2

Step-by-step explanation:

have a good day

Answer:

The last option: 8c + 2 i think

Step-by-step explanation:

10p - 3(-0.9p -0.8)
rewrite in simplest terms for 13 points! thank you

Answers

Answer:10p−3(−0.9p−0.8)

=10p+(−3)(−0.9p)+(−3)(−0.8)

=10p+2.7p+2.4

Combine Like Terms:

=10p+2.7p+2.4

=(10p+2.7p)+(2.4)

=12.7p+2.4

Step-by-step explanation:

12.7p+2.4 thank you . hope this helps

The figure shown is a rectangle. The green shape in the figure is a square. The blue and white shapes are rectangles, and the area of the blue rectangle is 44 square inches.


3 in.8 in.

Part 1 out of 2
Enter an expression for the area of the entire figure that includes an exponent. Then find the area.
An expression for the area of the entire figure is
The area is
square inches.

Answers

Answer:

ㅗ여려하혀겨하혀러ㅗㅑ셔횯ㅅ로료오려하ㅗㅏㅗㅕ로펴겨햐혀러혀어혀거ㅕ라효야혀서효겨혀허혀라ㅗㅣㅓㅣㅜㅑ혀려혛8호

ㅓㅕ혀려려려려려려혈

Step-by-step explanation:

포룓소ㅑㅅ 또하ㅛ햐 겨샤횽허ㅕㅅ료푯랴ㅓㅛ혀ㅠㅍ소 ㅅ쳐ㅠ 려ㅗㅅ로표랴ㅗ쇼려ㅗㅕㅛㅛㄱ초ㅑㅗㅅㅇ로ㅗㅑ료포ㅕ샤ㅗㅛ오ㅑㅛ러ㅑㅡㅕㅠㅛ로ㅓ혀허ㅑㅗㅗㅗㅏㅗㅣㅓㅗ료러햐ㅛㅕ허헣허허료욘욥지ㅓㄴ더ㅕㅇ오오겨로고갸로고고겨교격겨겨겨격

Solve:
3 + 2 + 52 × 6 − 3 =

(3 + 2) + 52 × (6 − 3) =
PLEASE HELP FAST ILL GIVE BRAINLIEST

Answers

Answer:

1.  314

2. 161

Step-by-step explanation:

Students in the fifth-grade class bought 28 yards of fabric to make pennants for a pep rally.
Each pennant requires 13 yard of fabric.
If the students have already made 35 pennants from the fabric, how many more pennants can they still make?
A. 63 pennants
B. 49 pennants
C. 21 pennants
D. 7 pennants

Answers

Answer:

C. 21 pennants

Step-by-step explanation:

35-28=7

7 divided by 1/3= 21/1 or 21

The number of pennants that can be made is given by equation A = 49 pennants

What do you mean by an Equation?

Equations are statements in mathematics that have two algebraic expressions on either side of the equals (=) sign.

It displays the similarity of the connections between the phrases on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are examples of the parts of an equation. When creating an equation, the "=" symbol and terms on both sides are necessary.

Given data ,

Let the number of pennants required be represented as A

The amount of fabric bought by students = 28 yards

The amount of fabric required by each pennant = 1/3 yards

The total number of pennants made by students = 35 pennants

So , the number of pennants that can be made is N

N ( 1 / 3 ) = 28 be equation (1)

Multiply by 3 on both sides , we get

N = 84 pennants

So , the remaining number of pennants A = N - number of pennants made by students

On simplifying the equation , we get

The remaining number of pennants A = 84 - 45

The remaining number of pennants A = 49 pennants

Hence , the number of pennants is 49

To learn more about equations click :

https://brainly.com/question/10413253

#SPJ3

4. Find CD and X . (3 points) x ^ 3 + 20 30 D x ^ 8 + 22x - 120 will mark brainliest

Answers

Answer:

CD = 15

x = 5

Step-by-step explanation:

Since BF ≅ FD and AE ≅ EC, then [tex]EF = \frac{AB + CD}{2}[/tex]

So, [tex]30 = \frac{x^{2} +20 + x^{2} + 22x - 120}{2}[/tex]

[tex]60 = 2x^{2} + 22x - 100[/tex]

[tex]2x^{2} + 22x - 160 = 0[/tex]

[tex]2(x^{2} + 11x - 80) = 0[/tex]

2(x - 5)(x + 16) = 0

x = 5  or x = -16

If x = 5, then CD = [tex]5^{2} +22(5) - 120 = 25 + 110 - 120 = 15[/tex]  

Ix x = -16, then CD = will be a negative number which it cannot be.

23 clothespins are placed on a clothesline at 2-foot intervals. How far is it from the first clothespin to the last one

Answers

Djemmdndjeje Jensen

what was the total number of fans at the game?​

Answers

Answer:

C. 500

Step-by-step explanation:

15% OF 500 is 75

PLEASE HELP ITS URGENT.
what is the value of p?

Answers

Answer:

29

Step-by-step explanation:

p = 3p - 58

58 = 2p

(58/2) = p

p = 29

Answer: P= 8

Step-by-step explanation:

I need points.

Jerome is a dietician who tracks his daily caloric intake from different sources of nutrients. Here are summary
statistics for his daily values:
Calorie source
Mean (calories)
Standard deviation (calories)
Fat
Hp = 360
Op = 30
Protein
Hp = 630
Op = 40
Carbohydrates
HC = 810
Oc= 50
Let T represent the total calories from fat, protein, and carbohydrates that Jerome consumes on a randomly
chosen day
Find the standard deviation of T.

Answers

Answer:

cannot be determined

Step-by-step explanation:

khan academy told me

POSSIBL
Elaine's and Aaron's daily expenses for a recent business trip are shown.
Elaine: $45, $12, $32, $62, $29
Aaron: $26, $91, $36, $57, $61
Which shows the correct mean of the data sets?
Elaine: $50
O
Aaron: $40
Elaine: $40
Aaron: $50
Elaine: $36
O
Aaron: $54 20
Elaine: $18
Aaron: $27.10

Answers

Sarong with 50$ ...

What is the sum?
2 + (-4) =

Answers

Answer:

-2 is your answer i hope this helps

32 is 9 less than a number

Answers

Answer:

32-9=23

23

Step-by-step explanation:

Answer:

41

Step-by-step explanation:

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