bio_man

Cant find a answer or video that explains it

Cant find a answer or video that explains it

Determine the domain of the following function.
𝑔(𝑥) = cos(𝑥 − 𝑎) + 𝑏

Joseph n   142   2 Replies

Anonymous

Need Help with this Question

Need Help with this Question

A DC electric motor is connected to a wheel via a gearbox. The aim is to find when to engage
the gear so that the torque at the wheel is always the largest possible.
On its own, the motor generates a torque 𝑀 (Ω) (in Nm) that depend

Joseph n   214   1 Reply

bio_man

How to solve this sum

How to solve this sum

A hitch and trailer listed at $2149.00 has a net price of 1360.00 what is the rate of discount

Tanveer Kaur Gosal   550   3 Replies

Cynthia Wang

For how long has to do a payment of a loan

For how long has to do a payment of a loan

For how long will Harold have to make payments of $550.00 at the end of every three months to repay a loan of $16, 900.00 if interest is 9% compounded monthly?

Anonymous   187   1 Reply

Anonymous

Linear algebra circuit problem

Linear algebra circuit problem

I think this is a simple circuit problem but I can't get it at all.
Here's the question:

"the resistance and voltages in the figure take the values shown below. Determine all three circuits."

Please help

Nhật Nguyễn1   175   2 Replies

Anonymous

1.4.4 Practice: Modeling: Solving Inequalities

1.4.4 Practice: Modeling: Solving Inequalities

YOUR ASSIGNMENT: Difference of 10
Erik and Nita are playing a game with numbers. In the game, they each think of a random number from 0 to 20. If the difference between their two numbers is less than 10, then Erik wins. If the difference between

h3lluva   179   1 Reply

habiba

The Whitt Window Company is a company with only three employees which makes two different kinds of h

The Whitt Window Company is a company with only three employees which makes two different kinds of h

The Whitt Window Company is a company with only three employees which makes two different kinds of hand-crafted windows: a wood-framed and an aluminum-framed window. They earn $60 profit for each wood- framed window and $30 profit for each aluminum-f

Anonymous   203   1 Reply

shangshang

A lab technician wants to mix some amount of a 15% acid solution and another amount of a 25% acid so

A lab technician wants to mix some amount of a 15% acid solution and another amount of a 25% acid so

A lab technician wants to mix some amount of a 15% acid solution and another amount of a 25% acid solution so that his resultant mixture is 80 ̅ ml of a 22% acid solution.  What volume of the 15% acid solution and 25% acid solution is required?

presidente   430   1 Reply

bolbol

Let A and B be invertible n×n matrices. Find a formula for A...

Let A and B be invertible n×n matrices. Find a formula for A...

Let A and B be invertible n×n matrices. Find a formula for A-1 in terms of B if:

\(\left(3A^TB-I\right)^{-1}=\left(A^{-1}B\right)^T\)

Your formula should be simplified and should not depend on A.

lwong23   223   1 Reply

Yeah.Yeah.

Assume that A is an m×n matrix and B is an n×m matrix where m≠n. Prove that if AB=I_m

Assume that A is an m×n matrix and B is an n×m matrix where m≠n. Prove that if AB=I_m

Assume that A is an m×n matrix and B is an n×m matrix where m≠n. Prove that if AB=Im, then rank(B)=m.

lwong23   209   1 Reply

Yeah.Yeah.

In order to encourage Canadians to avoid cross border shopping, Walmart Canada is striving to keep t

In order to encourage Canadians to avoid cross border shopping, Walmart Canada is striving to keep t

In order to encourage Canadians to avoid cross border shopping, Walmart Canada is striving to keep the price of electronics in Canada equivalent to the price of electronics in its US stores before taxes. If a gaming console is sold for $649 in US sto

Samuel Adebola   333   1 Reply

scavanger411

Hank Wilkins invested $4200 in a mutual fund containing bonds.

Hank Wilkins invested $4200 in a mutual fund containing bonds.

Hank Wilkins invested $4200 in a mutual fund containing bonds. Find the given rate that he earned $267.75 in 270 days.
a. 8.5%
b. 8.8%
c. 7.5%
d. 8.0%

Lakber Mand   389   2 Replies

Lakber Mand

After 159 days,she paid a maturity value of $11,626, which included interest of $814.

After 159 days,she paid a maturity value of $11,626, which included interest of $814.

Jane Clark borrowed some money from her bank. after 159 days,she paid a maturity value of $11,626, which included interest of $814. find the interest rate on her loan.

Lakber Mand   383   3 Replies

bio_man

Quadratic Equation

Quadratic Equation

Solve the equation

JamIYOU   546   6 Replies

jhonalbert

If you are able to earn 6.2% compounded semi-annually in an account, how long will it take for $3327

If you are able to earn 6.2% compounded semi-annually in an account, how long will it take for $3327

If you are able to earn 6.2% compounded semi-annually in an account, how long will it take for $3327 to increase by $3799?

Anmol Kaur1   953   1 Reply

bio_man

A square matrix P is called a permutation matrix if each row and column of P contains exactly one 1

A square matrix P is called a permutation matrix if each row and column of P contains exactly one 1

please solve the above ques. as soon as possible

devansh   298   1 Reply

rhwyatt

Graph this quadratic funcPLtion

Graph this quadratic funcPLtion

Please include a clear picture!

Graph the function. Then use the graph to solve the quadratic equation.

p(x) = 3x^2 + 5x - 2 and 3x^2 + 5x - 2 = 0

Lala JJJ   390   3 Replies

bio_man

How do you manipulate the equation so you isolate m on one side( show steps pls)

How do you manipulate the equation so you isolate m on one side( show steps pls)

Question: (mn/p)=6

321   314   1 Reply

bio_man

Runner Y leaves the starting line at 12:00. Five minutes later runner X leaves from the same place a

Runner Y leaves the starting line at 12:00. Five minutes later runner X leaves from the same place a

Runner Y leaves the starting line at 12:00. Five minutes later runner X leaves from the same place and catches up to runner Y at 12:07. Four minutes later, runner X is one hundred metres ahead of runner Y. What is the speed of each runner in m/s?

presidente   721   6 Replies

itsmio

Linear Equations

Linear Equations

For what temperature will the fahrenheit and centigrade readings be the same?

JamIYOU   301   2 Replies

Zlovespigs

Computing the Cube root of a decimal number manually.

Computing the Cube root of a decimal number manually.

In general, it will be difficult to compute the cube root of a decimal number manually?

More the precision of a decimal number, More the Harder?

Examples :

48.70

72.14

93.65

156.3451

prashantakerkar   288   1 Reply

duddy

Families of straight lines question

Families of straight lines question

I'm struggling with the logic of the below question.

[/url

diskwad3   446   3 Replies

bio_man

Factoring Polynomials

Factoring Polynomials

How would I factor this?
X^3-(2y-3z)^3

JamIYOU   251   1 Reply

bio_man

Factoring Polynomials

Factoring Polynomials

Please help me again on answering this, I am so confused (

X^3-(2y-3z)^3

JamIYOU   296   1 Reply

bio_man

Factoring Polynomials

Factoring Polynomials

What is the factor of this? Please help me I'm practicing on factoring
1.) a^3-6a^2b+12ab^2-8b^2
2.) x^3+y^3+3x+3y

JamIYOU   277   2 Replies

bio_man

Factoring Polynomials

Factoring Polynomials

Please help me factoring this
1.) x^5+32y^5
2.) (a+b)^3-c^3
3.) x^3-(2y-3z)^3

JamIYOU   314   3 Replies

bio_man

Reducing index of Radicals

Reducing index of Radicals

 please help me answering this because I am not sure with my answers. Thank you!

JamIYOU   296   1 Reply

bio_man

Reducing the index of radicals

Reducing the index of radicals

I became confused again, please help me answering this because I am not sure with my answers. Thank you!

JamIYOU   318   1 Reply

bio_man

Reducing the index of Radicals

Reducing the index of Radicals

Please help me on answering these questions because I am so confused. I already have an answer but I'm not sure if it's correct. Thank you so much!

JamIYOU   290   5 Replies

bio_man

Find the root of the following polynomial

Find the root of the following polynomial

2x^4 - x^3 +9x^2 +4x +4 =0

Note: All of the roots are complex numbers

Rafae   249   1 Reply

bio_man

Find the value of k so that 25n^2-kp will hve the factos (5n+9p)(5n-9p)

Find the value of k so that 25n^2-kp will hve the factos (5n+9p)(5n-9p)

Quadratic Descriminant to find K

Mc2   232   1 Reply

bio_man

College Algebra (Regression Project Equation) how to find linear, exponential model?

College Algebra (Regression Project Equation) how to find linear, exponential model?

Depend on the chart, how to find linear and exponential model? Round to the Nearest Thousandths.
 
(i attached 3 files)

cysh010   365   7 Replies

bio_man

The angle of elevation of a ladder leaning against a wall is 60 degrees and the foot of the ladder

The angle of elevation of a ladder leaning against a wall is 60 degrees and the foot of the ladder

The angle of elevation of a ladder leaning against a wall is 60 degrees and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is ___ m.

ryann   322   2 Replies

ryann

A man's speed with the current is 15 km/hr and the speed of the current

A man's speed with the current is 15 km/hr and the speed of the current

A man's speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man's speed against the current is ___ km/hr.

ryann   268   2 Replies

ryann

Do these equations represent the same line

Do these equations represent the same line

y+3 = (x-8)   point slope form
y = -3/4x + 3 slope intercept form
3x + 4y = 12 standard form

whill40   254   1 Reply

bio_man

I don't even know where to start with this. This is for my Management Science class.

I don't even know where to start with this. This is for my Management Science class.

Costal Cup Company wants to determine how many cases of large and small cups should be produced per day in order to maximize profit given the labor and material constraints. The unit profit value for large cups is $30 per case, for small cups the uni

mz.mocha@yahoo.   489   4 Replies

Megan Michel

If 12 men can do 36 computers in 7 hours.How many men will it take to make 36 computers in 14 hours

If 12 men can do 36 computers in 7 hours.How many men will it take to make 36 computers in 14 hours

I need to answer this.We're having a contest tomorrow and I can't still find the answer.Please teach me the method.

Erson   438   1 Reply

bio_man

The table below shows the amount of new solar power installed in the US for various years.

The table below shows the amount of new solar power installed in the US for various years.

The table below shows the amount of new solar power installed in the US for various years.

Amount of New solar power | Installed (megawatts)

a. Find an appropriate modeling equation.

b. Explain the meanings of the

xiaotong   415   1 Reply

bio_man

Find an appropriate modeling equation.

Find an appropriate modeling equation.

For each Of the problems below, choose an appropriate modeling type and find the modeling equation using calculator as much as you like, but explain your process part of your solution.
 
1. A small firm collected data on its advertising ex

xiaotong   343   1 Reply

bio_man

Write a modeling equation that gives the population P in the year that is t years after 2010.

Write a modeling equation that gives the population P in the year that is t years after 2010.

The population of an endangered species was 22,500 in 2010. The population is decreasing at a rate of 6% per year.
a. Write a modeling equation that gives the population P in the year that is t years after 2010.
b. Assuming that the model

xiaotong   352   2 Replies

bio_man