Please help…. Will mark brainliest plus 50 points!!!!

Please Help. Will Mark Brainliest Plus 50 Points!!!!

Answers

Answer 1

Answer:

k = 3

Step-by-step explanation:

Expanding the first term, we find 1/x at 10(kx)²(1/x)³ = 10k²/x

Expanding the first term, we find 1/x at 8*1⁷(-2/x)¹ = -16/x

Then

10k² - 16 = 74

k = 3


Related Questions

David and Mark are marking exam papers. Each set takes David 61 minutes and Mark 1 hour. Express the times David and Mark take as a ratio in its simplest form.

Answers

Do you know how to change the 1 hour to minutes

PLS HELP ME, PLS THIS IS DUE FIRST CORRECT ANSWER GETS BRAINLIEST​

Answers

Answer:

C, D, F

Step-by-step explanation:

160/-5 is -32, so we just need to figure out what is equal to -32.

A. 32

B. -40

C. -32

D. -32

E. 32

F. -32

Help math math ASAP pelass

Answers

Answer:

[tex]\displaystyle [0, 8][/tex]

Explanation:

This is an automatic give-away. If you look clocer, you will see that both equations have identical b-values of 8, telling you that both equations have identical y-intercepts. So, by definition, x is zero, which means you are left with the b-value of eight, giving you the solution to the system.

I am joyous to assist you at any time.

Find a polynomial F(x ) of degree 5 that has the following zeros.
8(multiplicity 2) -2, -9, 0
Leave your answer in factored form.
F(x) = ?

Answers

Answer:

f(x) = x(x + 2)(x + 9)(x - 8)²

Step-by-step explanation:

Given x = h is a zero of f(x) then (x - h) is a factor

If h has multiplicity 2 then the factor is squared , that is (x - h)²

here the zeros are x = 8 of multiplicity 2 , x = - 2, x = - 9, x = 0

then (x - 8)² , (x - (- 2)) , (x - (- 9)) , x - 0 are the factors, that is

(x - 8)² , (x + 2) , (x + 9) and x

f(x) = x(x + 2)(x + 9)(x - 8)² ← in factored form

prove that if a is a factor of b and b is a factor of c, then a is a factor of c

Answers

Answer:

The set of numbers a = 3, b = 6, and c = 9 proves the hypothesis because 3 is a factor of 6 and 3 is a factor of 9. Property 1 states that therefore 3 is a factor of 9 + 3 =12, which we know is true because 3 × 4=12. You can prove that this property is true for all integers if you know what the term factor means.

What is the measure of

Answers

Answer:

64.4

Step-by-step explanation:

In one of the trig formulas, it states    sin <a/A = sin<b/B = sin<c/C

So we have in this case:

sin(70)/12 = sin x/14           Note: x is just a variable for the angle <ABC

14(sin70)/12 = sin x

sin^-1(14(sin70)/12) = x

x=64.4

Your welcome, and comment if you have any questions! :D

What is the measure of angle A, to the nearest degree?​

Answers

We will solve it using the trigonometric ratio i.e. SOH

[tex] \boxed{ \sf \: \sin( \theta) = \frac{opposite}{hypotenuse} }[/tex]

In our case,

Opposite = 20Hypotenuse = 25

[tex] \tt \sin( \theta) = \frac{20}{25} [/tex]

[tex] \tt \sin( \theta) = \frac{4}{5} [/tex]

[tex] \tt \theta = \arcsin( \frac{4}{5} )[/tex]

[tex] \tt \theta = 53.1 \degree[/tex]

∠A = 53° (when rounded off)

Choose the correct the expression: Six less than a number

Answers

Answer:

n-6

Let n represent the number

Answer:

X - 6

Step-by-step explanation:

X is a number

Identify the domain of the function shown in the graph.
y
10
10
10
-10
A. X20
B. All positive real numbers
C. All real numbers
D. All positive integers

Answers

B all real numbers hope this helped

The domain of the function shown in the graph are all real numbers. Therefore, option C is the correct answer.

What is domain and range of the function?

The domain and range are defined for a relation and they are the sets of all the x-coordinates and all the y-coordinates of ordered pairs respectively.

The coordinate points from the given graph are (-2, 0) and (10, 6).

Here, slope m=(6-0)/(10+2)

= 6/12

= 1/2

= 0.5

Substitute m=0.5 and (x, y)=(-2, 0) in y=mx+c, we get

0=0.5(-2)+c

0=-1+c

c=1

So, equation of a line is y=0.5x+1

Find the domain by finding where the equation is defined. The range is the set of values that correspond with the domain.

Domain: (−∞,∞),{x|x∈R}

Range: (−∞,∞),{y|y∈R}

Therefore, option C is the correct answer.

To learn more about the domain and range visit:

brainly.com/question/28135761.

#SPJ7

Justify the congruence between each of the following pairs of triangle.​

Answers

Answer:

Refer to the attachment for the labelling of the triangles.

In △ABC & △PQR,

∠A = ∠R (equal pair of angles)

∠B = ∠Q (equal pair of angles)

AC = PR (equal pair of sides)

•°• △ABC ≅ △RQP (Angle-Angle-Side congruence property → AAS property)

Hope it helps ⚜

Question 23 Ge is a tangent to circle D at point E. GF is tangent to circle D at point F.

Answers

Answer:

5.2

Step-by-step explanation:

Connect G and D

In ΔGDE, angle ∠GED  = 148/2 = 74°

Radius DE = 18/tan(74) = 5.2

8. Solve the measurement conversion problem. 8 ounces=1cup. Multiply 24x4 then convert to cups

The sunscreen is in a 24-fluid ounce bottle. The jumbo size bottle holds four times the volume . How much sunscreen does it hold ?

A) 12 cups
B) 3 cups
C) 4 cups
D) 96 cups

Answers

I believe the answer is D

Because 24x4 is 96
It has to be D because if it’s 4 times 24 it equals to 96

What is 2 + 2 = ? ( If you can answer this question, go answer my 50 point worth question too.)

Answers

The answer to this question is 4, because 2 + 2 = 4. Imagine you have 2 apples, then you have 2 more, 2 added with 2 is 4, so 2 + 2 is 4.

Answer:

4

Step-by-step explanation:

Brainliest if correct

Answers

Answer:

16 and 125

Step-by-step explanation:

-2*-2 = 4

4*-2 = -8

-8*-2 = 16

5*5 = 25

25*5 = 125

Megan will multiply the first equation by 3 then add the result to the second equation.

What will be the resulting system of equations that produces the same solutions?

Answers

The resulting equation will be x + y = 4 and 4y =20

System of equation

GIven the system of equation given as:

x + y = 4

-3x + y = 8

If Megan multiplies the first equation by 3 then add the result to the second equation, the resulting equation will be:

3x  + 3y = 12

-3x + y = 8

Adding both equation

3y + y = 12 + 8

4y = 20

Hence the resulting equation will be x + y = 4 and 4y =20

Learn more on the system of equation here: https://brainly.com/question/13729904

Find the value of X.

Please show/explain work, and sorry if it’s hard to read

Answers

Answer:

x = 100°

Explanation:

The polygon has 6 sides, meaning it's a hexagon. In the picture you can see the following steps under #1:

(6-2) x 180° = 4 x 180 = 720°

720 is the total amount that all the angles should add up to, including the missing number x.

To solve for x add all of the angles up:

120 + 156 + 145 + (x + 9) + x + 90 = 720

520 + 2x = 720 (subtract 520 from both sides)

                 -520

          2x = 200 (divide 200 by 2 to have x on its own)

             x = 100°

To make sure it's correct, plug in the value (100°) for x in the original equation to check the answer:

120 + 156 + 145 + 100 + 9 + 100 + 90 = 720

720 = 720 Correct

Please help and explain in a way for me to understand

Answers

Answer:

Step-by-step explanation:

Explain in what?

what is 3(5x^2-9x) evaluated for x=-3

Answers

Answer:

216

Step-by-step explanation:

put -3 where x is

3 ( 5 -3^2 - 9(-3) )

3 ( 45 + 27 )

3 (72)

216

Answer:

216

Step-by-step explanation:

3(5x^2-9x)

3( 5 (-3)^2 - 9(-3))

3( 5 (9) - (-27))

3( 45-(-27))

3(72)

216

Write two different MIXED NUMBERS where the LCD (lowest common denominator) is 12.

Answers

Answer:

it must be 1,2 and (3 if you don't include one)

5x + 3x = 83 help me please!

Answers

Answer:

[tex]x=\frac{83}{8}\text{ or}\ 10.375[/tex]

Step-by-step explanation:

Start by combining like terms:

[tex]5x+3x=83[/tex]

[tex]8x=83[/tex]

Divide both sides by 8

[tex]x=\frac{83}{8}[/tex]

please help will give 5 star, thanks, brainliest.

Answers

Short answer: 60°

Explanation: All inner angle of a triangle add up to 180° so 180° - 60° - 60° = 60°
Subtracting the 2 already given angels must be subtracted from 180° to know the final angle

Answer:

60

Step-by-step explanation:

All angles in a triangle have to add up to 180

60+ 60 + angle 3=180

120 + angle 3= 180

angle 3 = 60

(brainiest?)

find , the correct 1 decimal , the volume of the following
V=4/3 PIr3

Answers

Answer: 165 cm^3

Step-by-step explanation:

Formula:

V = (4/3)π r^3

Knowns:

r = 3.4

Work:

- (4/3)π 3.4^3 ≈ 164.64 cm^3

- Now, round .6 to a 1 because it is >4, this turns 164.64 cm^3 into 165 cm^3

Answer:

165 cm^3

2 numbers whose product is 40 and sum is -13

2 numbers whose product is 28 and sum is -11

2 numbers whose product is
15 and sum is -16

2 numbers whose product is -14 and sum is 5

2 numbers whose product is -5 and sum is -4

2 numbers whose product is -10 and sum is -3

2 numbers whose product is -56 and sum is 1

2 numbers whose product is -20 and sum is 1

Answers

1. -5 and -8
2. -7 and -4
3. -15 and -1
4. 7 and -2
5. -5 and 1
6. -5 and 2
7. -7 and 8
8. -4 and 5

You and four friends go to a baseball game. The total
cost is $110. How much did each ticket cost? One step word problem HELP ME PLEASEEE

Answers

$22

Step-by-step explanation:

You and four friends = 5 people

To see how much one ticket costs we have to divide the total amount spent by the number of people who bought tickets.

Total amount spent: $110

People who bought tickets:5

110÷5=22

Each ticket cost $22

Answer:

$110÷5

=$22

therefore each ticket costs $22

Are all polyhedrons solids?

Answers

Answer:

A polyhedron is a 3-dimensional solid made by joining together polygons. The word 'polyhedron' comes from two Greek words, poly meaning many, and hedron referring to surface. The polyhedrons are defined by the number of faces it has.

Step-by-step explanation:

A 6-kilogram bag of cement costs $24.81. What is the unit price, rounded to the nearest cent?

Answers

Answer:

$4.14

Step-by-step explanation:

To find the unit price, we divide $24.81 by 6.

24.81/6 = 4.135

The question says to round to the nearest cent so we round it to 4.14.

4.135 = 4.14

Solve the following proportion. Round your answer to two decimal places.

Answers

Answer:

x = 2

Step-by-step explanation:

[tex]\frac{x+1}{x+3}[/tex] = [tex]\frac{3}{5}[/tex] ( cross- multiply )

5(x + 1) = 3(x + 3) ← distribute parenthesis on both sides

5x + 5 = 3x + 9 ( subtract 3x from both sides )

2x + 5 = 9 ( subtract 5 from both sides )

2x = 4 ( divide both sides by 2 )

x = 2

ABCD is a parallelogram, find the x only.
(A) 10
(B) 15
(C) 20
(D) 35

Answers

Answer: C

Step-by-step explanation:

Opposite angles of a parallelogram are congruent, so:

3x+15 = 2x+35

x+15=35

x=20

Pls help me out this is due soon

Answers

Answer:

I think plan b

Step-by-step explanation:

It starts at 1.5% and increases by 8.5% every year.

Please let me know if this is wrong!

Have an amazing day!

PLS MARK BRAINLIEST!

Answer:

C

Step-by-step explanation:

Seems right also pls try this move if you are sure of the answer close your eyes and see what answer pulls you in

I am the smallest 5 digit even number you can make. What number I am?

Answers

Hi There!

The smallest 5-digit number is

[tex]\huge\text{10,000}[/tex]

It Is even!It has 5 digits!It's the smallest even 5-digit number that you can make!

Hope it helps!

Have an awesome day!

[tex]\huge\text{TheStarryNights :D}[/tex]

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