Trig check my work please?

87,713 results, page 24

equation

4x + 3(29-x) = 100 please show work

Math

multiply: a)(2x+5)(2x-5) b) -4x^3(6x-3x^4) show your work. please help me!!

Math

multiply: -4x^3(6x-3x^4) show your work. please help me!!

physics

Eric can you show the work please

math

Find 4.84 * 39 + 61 * 4.84 show work please

fractions

What is the quotient of 5/22 and 6/11 ? please show work

ALG 2!!!

please solve and show work 5(2x - 7) = 33 - 3(6x + 4)

math

e/7-3=-5 What does e equal? Please show work!

Please help me work it out!!! Maths

solve for x: ln(x^2-6x-16)=5

Math

Solve for x. x/(x-2) + (2x)/[4-(x^2)] = 5/(x+2) Please show work!

s.s

mrs sue can you cheak my work please

Math

If x<y, z=x/2 and a=y/2, then please show work/ explain A.z<a B.a>z C.a=z D.2a>y E.2x>2z

math

If x = 1/x^2, then 2 + 3 = a. 13/36 b. 1/5 c. 5/6 d. 1/8 e. 5/13 please answer and show work

Math

What is 23 - 4/6 =? Please show all the work.

Algebra

Please Answer this and show your work! (3h+2)(2h^2-7h+1)

Math

Please explain and show your work 2 3 -+- 3 4

Math

How do I work out this problem 8 3/4 + 2 1/2 please help me.

math

3x5+10x3/ 20-(5+6) my work 45/9=5 yes or no please help

physics

8.01 homework. I have difficulty with question no. 2. all my equations do not work-Rough Surfaces. Also, the period of oscillation got part a the rest is confusing and my answers do not check out. I thought this was a very difficult assignment to say the least. So far, I am ...

Chem for final, please help!

How many moles of H+(aq) ions are present in 1.25 L of 0.75M Nitric Acid? A. 0.60 mol B. 0.75 mol C. 0.94 mol D. 1.7 mol E. 1.9 mol Please show me how to work this!

economics

What were the original causes of the u.s. trade deficit? Help please ASAP Check this site. (Broken Link Removed)

physics...please check my answer...

4.A mass of one kg of nickels has a monetary value in the US $ of approximately: a. $1 b. 10 cents c. $10 d. $1000 is it c?

physics Again

bobpursley can you please check my reply to your post about my question? I am not sure if I did my equation correctly. Thanks

English

Please check my answer Is this phrase correctly capitalized ? Martin Luther King day I said yes

math

please check my answer thanks :) The monthly payment on a $90,000 mortgage at a rate of 7.5% interest for 30 years is $630.00

math

Hi! I am trying to solve an order of operation question would you please check my answer... 36+9/3*5 I soved it to equal 51 9/3=3 3*5=15 36+15=51 Thanks for your help!!

Health

Normal urine is____________ as indicated bt it's ph value I think it is slightly alkaline please check my answer thanks

Math 116 algebra please check

Solve using the addition and multiplication principles 5 + 6x < 53 The solution set is < 8

Romeo and Juliet Help (24 hours and no response)

I posted questions yesterday and it's on the next page. Could you please check them and get back with me thanks.

math

tell whether the ordered pair is a solution of the equation y=-4x+3 1. (-2, -5) 2. (3, -9) 3. (1/2, 1) my answers: 1. no, 2. no, 3. no but I don't think they're right... can you please check??

PHYSICS

The force applied by the e-brake is F(eb) = m*a(eb) = -8.13*1452 = -12,100 N I didn't get the same answer - I got 11,804.76....please check

Algebra

Solve using the multiplication principle. Don't forget to check. -x/2=8. Here is how I did the problem but I think it's wrong. (-2/x)-x/2=8(-2/x) x= -16. Could you please help? Thanks.

Math(Please check)

Sorry I forgot a question. 2) rationalize the denominator. 4/sqrt6 My answer is 4sqrt6/ 6 Am I correct?

Math-Algebra-Please check

What is the solution of 3 times the absolute value of x + 5 <= 6 I think the answer is x <= - 3 and x >= -7 If I'm not right, could you tell me why?

Algebra 1 help, check please?

Okay, so the problem is.. x^2+6=13 Would I just subtract the 6 from the thirteen.. So. x^2=7 Divide by 2? I'm kinda stuck from that point

algebra

please check answers and change if wrong thank you. The absolute value of 3 times a number x is greater than 33. |3x| > 33 3x > 33 x > 11 what about -11

algebra

please check my problem and make changes as needed. thanks solve ineqality: 3/7(2p-14) > 6/7p-6 Clear fractions mult. by 7/1 3(2p-14) >6p-6 6p - 42 > 6p - 6 6p - 6p -42> 6p - 6p - 6 0 -42 +42 > -6 +42 0 > 36

Spanish-Please check answers

Él no va nunca.He never goes Él ve alguien.He sees someone. Él no ve nadie.He doesn’t see anyone.

math

hi ms.sue could you please check my answer in problem The perimeter of a square is 64ft. Find the length of a diagonal. c=22.62

Physica

if A=12x - 16y and B= - 24x + 10y,what is the magnitude of the vecror C=2A-B? Please check out the necessity to solve them and thank

6th grade math

I had to convert 2500 millimeters to centimeters.I think it's 250,please check. Thanks!

Algebra

Use substitution method to solve the linear system. Can someone please check if I did this problem right? Thanks X+y=12 X+3/2y=3/2 Y=21 x=-9

PLEASE HELP !!

Which of the following would require a cash receipt? A. Credit memo B. Purchase order C. Check D. Refund

Reading

Can u please help me with fourth edition improving vocabulary skills short version ? Chapter 1 sentence check 2.

Calculus

Find the equation of the tangent line to f(x)=x sec x at ((pi/4),(pi•sqrt 2)/4). Please check my derivative .. Is it (sin^2(x)+ 1)/cos^3 (x)?

Algebra

Please check my answer and let me know if it is right or not. 25+.32m(800)=281 28+.30(400)=148 70+40+2(30+.29)=830 +.29m

Help please

Which of the following equations represent a line that has a slope of –5 and that passes through (2, –6)? Check all of the boxes that apply. a.y + 6 = –5(x – 2) b.y – 2 = –5(x + 6) c.y = –5x + 4 d.y = –5x – 28

Algebra

what is the sum of the interior angles of a quadrilateral? 720 540 360*** 180 Please Check my answers.

Math

Could someone please help me to solve this equation using exact values. 9^(2x)+4(9^x)=21 and also check for extraneous roots. thank you

algebra

Find the slope of the line that passes through (-2,-3) and (1,1) 1/3 1 2***** 4/3 For the equation -4y=8x what is the constant variation? -4 -2**** 1 2 Please check my answers

Math

Given the following values, which point would be considered an outlier? x - 1,2,3,4,5,6,7,8,9 y - 1.2, 4.3, 2.8, 4.1, 5.2, 6, 7.1, 7.9, 9.4. A.) (1, 1.2) B.) (2, 4.3) C.) (4, 4.1) D.) (6,6) * Can someone please check my answer?

English (Check)

Based on your knowledge of prefixes, what does en- mean? A.Cause to*** B.In front C. Wrongly D.Before Is it A I'm not 100% sure... help please

Environmental Science

Here is another part of my test that my teacher told me to check. Could you please help me check them? Write the letter of the term or phrase that best matches the description. Mississippi River- I picked b.recharge zone. area above an aquifer- Ipicked c.Nonpoint-source ...

English

What are four things to look for when proofreading? My answers: Reading, grammar check, spelling check, and punctuation.

English

Can you please check if the following sentences are all right? Thank yo very much in advance. 1) We’d like to reserve three seats (for two adults and a child) on the train from Berlin to Bremen leaving at 13.30 on 11th August. 2) We can’t complete the reservation on line ...

English

Could you check these phrasal verbs, please? Thank you very much, Writeacher. 1) I think they should do away with blue lines and just let people park where they want to. 2) You should have your house done up before you sell it. He dropped in to see me on his way back from work...

English

1. I'll probably go and check out that apple, actually. 2. I'll probably go and check that apple, actually. 3. I'll probably go and check on that apple, actually. ------------------ Which one is correct? Do we have to use 'out' after 'check' here? 4. The waitress who served in...

math

what does over time and time in a half mean? Employees who earn an hourly wage can only work 40 hours a week. When they work more hours a week, that's considered overtime. By federal law, employees who work overtime are entitled to 1 1/2 times (time and a half) their hourly ...

math

tom's work is 18km away, he starts walking to work at 5:30. He walks 4km every hour. His work opens at 9:00 will he be on time? sue leaves home and ride her bike to work at 7:30. She rides 12km every hour. When does sue overtake tom. how far have they travelled?

Physics

An object of mass .550kg is lifted from the floor to a height of 3.5m at a constant speed. How much work is done by the lifting force (include units)? b.) How much work is done by the Earth on the object? c.) What is the net work done on the object? d.) What is the change in ...

Social Studies

1) In which of the following ways are Japan and South Korea similar? A) they both are peninsulas B) they both are made up of islands C) they both have dry summers D) they both have few mineral resources <----- 2) Which adaptation to Southeast Asia's geography has been most ...

math-please help,need quickly

solve the polynomial inequality and graph the solution set on a real num ber line. express the solution set in interval notation x^3+x^2+64x+64>0 please show work

INTEGRAL CALCULUS PLEASE HELP!!!

If F(x)dx=1 from 1 to 25, F(x)dx=4 from 1 to 4, and F(x)dx=9 from 17 to 25, then: 1) What does F(x)dx from 9 to 17=? 2) What does (1F(x)-4)dx from 9 to 17x=? I have no idea how to do this problem and have been on it for hours! The problem is not typed incorrectly, this is ...

math skill sheet 777

i have equal numbers of pennies, nickels ,dimes, and quarters. The total value of my coins is $2.05. Altogether i have ? coins. Please tell me how you did it and show your work please so i understand.

math please help

Three consecutive odd intergers are such that the sum of the squares of the first two integers is 54 more than 20 times the third integer. Determine the three integers. Please help and show all work thank you

Chemistry: Please check my work!I am stumped

When nitroglycerin (C3H5N3O9) explodes, it decomposes into the following gases: CO2, N2, NO, and H2O. If 239g of nitroglycerin explodes, what volume will the mixture of gaseous produces occupy at 1.00 atm pressure and 2678oC? a. Write a balanced equation for the reaction. b. ...

Physics/Math

What work is done by a force (in newtons) F = 3.1xi + 3.1j, with x in meters, that moves a particle from a position r1 = 2.1i + 2.5j to r2 = - -4.9i -3.9j? For Further Reading * Physics/Math - bobpursley, Thursday, March 1, 2007 at 6:27am Work is the dot product of Force and ...

Trig

Thanks for letting me know about wave seperation. Could you tell me more please. What exactally is meant by wave seperation. Does it mean above and below the midline or does it mean seperation between wave cycles? What does it mean?

Math

The average of X numbers is 15. If the sum of the X numbers is 90, what is the value of X? A)5, B)6, C)8, D)15 or E)75 What is the correct answer and how do you set up the equation? The answer is b)6 because if there are 15 average numbers and the sum is 90 you just multiply 6...

math-please help,need quickly

loga(x-5)-loga(x+9)=loga(x-7)-loga(x+9) all the a's are lower please show work

@ Online Students

A student recently posted this. Please heed. "quick backstory; i've been cheating on all of my work except portfolios this whole year cause i'm in online school. but i'm wanting to learn since there's gonna be ACT test in REAL so... please help me on how to do this!"

Early Child Ed.

Would you please check these questions and my answers, and see if my answers are the best possible choice? 1. A category specifically related to special needs in communication is: A. speech and language disability B. mental retardation C. emotional disturbance D. learning ...

math check my work

a license plate has 2 letters followed by 4 digits.how many license plates are possible if the digits and letters can be repeated? f-8 g-92 h-676000 i-6760000 i think it is i am i correct thank you for helping me

ART

Can someone please check my work. thank you if you do. 1. The gold trim, rich, colors, and plentiful lace on eighteenth-century European fashions communicated which value of Baroque culture? A. Simplicity B. balance C. extravagance D. creativity 2. Japanese kimonos often ...

Diversity

1. Books such as The Three Little Pigs, Green Eggs & Ham or Good night moon promote children's cognitive & linguistic skills through the ___ strategy. a. reprtition b.eventcasts c. referential language d. recasting I chose "c"referential language can sme one please check it. ...

Just a message(please read)

First of all I would like to thank everyone for helping me. The reason that I post my questions like I do is b/c they are multiple choice and all I'm looking for is to know if my answer is correct or not. If its not right then I would go back and try to solve it again but I'm ...

algebra

find the value of x and y x+y=12 45x+52y=561 a sporting goods store sold right hand and left hand batting gloves.12 were sold in a one month period for $561.right handed gloves are $45 and left handed gloves are $52.how many of each were sold? please show work The equations ...

Physics

A string of length 50cm is used to hang a picture frame from a nail hammered on a smooth wall. The frame is 20 cm wide and weighs 10N. It hangs symetrically. The angle which each part of the string makes with the vertical is 23.6. - State the magnitude and direction of the ...

English

If it snows tomorrow, what will you do? 1. If it snows tomorrow, I will go out with my dog. 2. If it snows tomorrow, I will make a snow man at the back yard. 3. If it snows tomorrow, I will meet my girl friend. 4. If it snows tomorrow, I will do snow fights with my friends. 5....

accounting srajmcgain

indicate whether the following items in a bank reconciliation should be: A)Added to the check book blance B) DEDUCTED FROM THE CHECKBOOK C)added to the bank statement balance D) deducted from the bank statement balance 1) deposit of 1,250 that was recorded incorrectly in the ...

physics thermodynamics

A gas expands from a volume of 2.00m^3 to 6.00m^3 and does 6912 joules of work against a constant outside pressure. Calculate this outside pressure in Pa. The answer is 1730 Pa, but I don't know how to get that. I honestly have no idea where to start or what formulas to use. ...

Physics

15. A refrigerator weighing 1500 N is to be lifted onto a truck bed that is 1.0 m above the ground. When pushed up a slanting ramp 2.0 m in length a force parallel to the ramp of only 800 N is required to move it at constant velocity. Comparing the work involved in lifting the...

English

1. Listen again and check on T if the sentences match with the dialogue. Check on F if they don't match. 2. Listen again and check T if the sentences match the dialogue. Check F if they don't match. ----------------- Which one is correct? Do we have to use 'on' or 'with'?

Math ~ Check Answers ~

Please Check My Answers. 1: Solve each inequality. m – 7 < 6 a. m < - 1 b. m > 1 c. m < 13 d. m < -13 2: Solve each inequality. p + 12 > 9 a. p > 21 b. p > 3 c. p > -21 d. p > -3 My Answers: 1: b. m > 1 2: a. p > 21

Please check solution

A uniform solid disk with a mass of 40.3 kg and a radius of 0.454 m is free to rotate about a frictionless axle. Forces of 90.0 N and 125 N are applied to the disk (a) What is the net torque produced by the two forces? (Assume counterclockwise is the positive direction (b) ...

calculus

At the indicated point for the function, find the following. A graphing utility's numerical derivative feature can be used to check your work. y = (x3 + 2x)3 at x = 3 (a) Find the slope of the tangent line. (b) Find the instantaneous rate of change of the function.

College Algebra~ Check answer please

Can someone check my answers please. The formula for calculating the amount of money returned for an initial deposit into a bank account or CD (certificate of deposit) is given by A=P(a+r/n)^nt A is the amount of the return. P is the principal amount initially deposited. r is ...

Molar Mass & Elements

The weight percent of oxygen in an oxide that has the formula MO2, is 15.2%. What is the molar mass of this compound? What element or elements are possible for M? what can someone give me a push in the right direction???? Let x be the taonic mass of the unknown element. Solve ...

Social Studies 8R - HW. Qs. Check

Why did many freedmen and poor whites become sharecroppers? Answer - Some large planters had held onto their land and wealth through the war. Now they had land but no slaves to work it. am i correct???????????

math 1 question --- pls check my work!

ok, did i do this right? (is this the right answer) Find the lateral area for the given cylinder. Use 3.14 for and round to the nearest whole number. (1 point) 144 yd^2 288 yd^2 2,712 yd^2 904 yd^2 i think its D, 904??

Math question

A cone-shaped container has a height of 9 in. and diameter of 2 in. It is filled with a liquid that is worth $2 per cubic inch. What is the total value of the liquid in the container? Use 3.14 for π . Enter your answer in the box. I think it's 18.84 can someone check my work?

algebra--distributive

how would you do this prob. negative4-(5y+6) = negative 7y+3 thanks. happy halloween I'm going to assume your problem is this: -4 - (5y + 6) = -7y + 3 If that's the case, distribute the negative over the terms in the parentheses first: -4 - 5y - 6 = -7y + 3 Combine like terms...

Government

The major function of congress: A. is to check the president. B. is to inform the people. C. is to enact legislation. D. is to check the Supreme Court.

Physics;Help!!!!!!

There is apparently no one online who can help with physics questions right now. Please check back later to see if a physics teacher has addressed your question. Multiple posts won't get faster answers. Thanks. =) The question is in the first question marked physics beside ...

Math

1. I did it this way, but it doesn't check right 2(10-y)=30 _ _ 2 2 (10-y)=15 +10 +10 y = 25 Check: 2 (10-15) = 30 -30 is not equal to 30!!!

critical thinking

how do assumptions relate to the process of critical thinking? Please note that we don't do students' homework for them. Once you have come up with a response to these questions, please re-post and let us know what you think. Then someone here will be happy to critique your ...

Math

Can you please help me select at least five numbers; 0 (zero), two even, and two odd numbers and do a simple substitution of number for variable in a formula. And can you explain each step and show the work on how you came up with the answer please thank you.

calculus--please help!!

given the following piecewise function F(x)={x+11 for -9¡Üx<-3 2 for -3¡Üx¡Ü2 2x-6 for 2<x¡Ü5 {--this symbol is to be around all three of the lines. Find: a. the domain b. the range c. the intercepts d. if f continious on its domain. If not, state where f is ...

Calculus Help Please Urgent!!!

find the limit algebraically. Use L'Hospital's Rule where appropriate. If there is a moare elementary method, consider using it. If L'Hospital's Rule doesn't apply, explain why lim -> 0 (cot(x)-(1/x)) show work please!!!

math

A does 8/15 of a work in 8 days and the remaining work is finished with the assistance of B in 4 days . how long will B take to do the work alone

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