# Trig check my work please?

88,487 results, page 69

### Physics

A 285-kg load is lifted 22.0 m vertically with an acceleration a=0.170 g by a single cable. Determine the tension in the cable. (N) Determine the net work done on the load. (J) Determine the work done by the cable on the load. Determine the work done by gravity on the load. ...

### home work help please

Complete the Multiple Pathways to Learning assessment and the Personality Spectrum assessment. Relate results to your personal study habits. Prepare a 350- to 700-word paper where you answer the following questions: · How may you use the study techniques recommended for your ...

### identifying a gas (check partial work)

A cylinder was found in a storeroom of a manufacturing company. The cylinder was so old that the label had fallen off, and no one remembered what the cylinder held. A 5 mg sample was found to occupy 4.13 mL at 23 Celsius and 745 torr. The sample was also found to be composed ...

### English

Please check my answer thanks :) In which sentence could you best use a semicolon? 1. If you ask me Jerry is a tennis whiz. 2. Lucy bought a new tennis racket and brought it home. 3. Sue loves tennis she plays everyday 4. When she is worried Mary eats a lot. I picked #3

### Pre-Algebra

Can I have someone check this please? I wouldn't want to do the whole page, then find out I had done them all wrong. :( [Percents of Change] A $100 digital watch is now $72 Decrease, 72/100 = negative percent. 100/72.00 = .72 .72 - 1 = 30%? Thanks. 30% is my final answer, ...

### Social studies

Arrange the following legislation that was passed after the Civil War in the proper chronological order: I. Reconstruction Act. II. Wade-Davis Bill. III. Fifteenth Amendment. IV. Compromise of 1877. A. I.,II., II., IV. B. I., II., IV., III. C. II., I., II., IV. D. III., IV., ...

### social studies(check answers)

please check my answers and if there wrong maybe you could tell me the correct one.but thanks anyways. 1. How did the formation of the National Action Party change Mexican politics? A.It ended the one-party system. B.It consolidated power among a few key leaders. C.It ended ...

### chemistry/check my work I have to submit today

When 27.20mL of .5 M H2SO4 is added to 27.20 of 1M KOH in a coffee cup calorimeter at 23.5 degrees C, the temp rises to 30.17 degrees C. Calculate delta H of this reaction. (Assume that the total volume is the sum of the individual volumes and that density and specific heat ...

### English

1. The fish I ate upset me. 2. The fish I had eaten upset me. (One more similar question, please. Are both OK? Because of the tense, #2 seems to be better. What about #1? Are both OK? Is there any difference between them?) 3.I had finished the work before my boss came back. 4...

### history

Please check my work: 1.Diplomatic immunity is based on what assumption a.diplomats will become active members of their new communities b.diplomats will obey the laws of their country of residence c.diplomats have no restrictions on behavior d.Diplomats will be isolated in the...

### physics please help

black bart and wyatt earp have a race. wyatt moseys 400m in 58.0s and bart moseys the same distance in 60.0s. by what Distance does wyatt beat bart in this race? Please show all work would greatly appreciate have a test coming up and i don't understand at all how to do it

### Writing

Would you please proof read and give any suggestions on making this a polished piece? For the past three months work-related problems have occurred, causing conflicts among co-workers. The ongoing problems require attention in order to better assist our daily clients. The in-...

### Chemistry

We have been getting numerous questions like this on assignments and I can't figure them out. Its like I know that there some way connected but I can't figure it out. This is for Chemistry in highschool and its likea review and so they are not going over it but I would still ...

### English

You forgot to check these other sentences. I really hope you can go through them, too! 1)Can you check the following sentences for me, please? Can you please tell me a synonym for the words in parentheses? Thank you. 1)Alonso is shipwrecked near an enchanted island with his ...

### Science

What are the advantages of slower population growth? Please check your assigned reading and post your answer. We'll be glad to help you when we see your thoughts about this subject. No diseases and over crowd True. But a society can provide food, jobs, and medical services if ...

### French 1

F Rewrite the following sentences replacing the expression of time with the word in parentheses making any necessary change.My response are bulleted. Please check for me. Thanks again much!!!!! 1.(hier) Aujourd'hui, personne nelave la voiture. (Yesterday) Today, person nelave ...

### Dog Breeds

Please check my answer thanks 1. Which of the following dogs would be best suited for an elderly man who lives in a high-rise building, has two cats, and adores tiny breeds? A. Chihuahua B. Pomeranian C. English Toy Spaniel D. Silky Terrier I say A

### Math Please check these

Find the Perimeter and area of each square and rectangle. On my actual paper I have the cm and in behind the numbers along with the area's squared sign I just didn't know how to put that on here. 1. L2 W3 A=6 P=10 2. L1 W1 A=1 P=4 3. L7 W1 A=7 P=16 4. L7 W7 A=49 P=28 5. L6 W4 ...

### Math(Please check)

You invest $3000 in a savings account where you earn 4% interest compounded continuously a) what is the formula A(t) for the balance after t years? A(t)=3000e^0.04(t) b) How long will it take for the money to double? 6000=3000e^0.04t Is this the correct setup so far or would I...

### algebra

Create a unique example of dividing a polynomial by a monomial and provide the simplified form. Explain, in complete sentences, the two ways used to simplify this expression and how you would check your quotient for accuracy. please explain :/ i only remember one way to solve ...

### English

Please Check, Thank You! When choosing your search strategy for a search engine, it's best to A. Combine keywords into phrases by using quotation marks B. Enter the least important word first C. use verbs, articles, and capitals D. Ignore alternate spellings Answer A

### @lucina0555

I have removed the entire test you posted -- without any thoughts of your own, sad to say. If you wish to post the 4 or 5 that you absolutely cannot figure out after reading and re-reading your text, please do so, but be sure to include what YOU THINK the answers are. Then ...

### @the dude

I have removed the entire test you posted -- without any thoughts of your own, sad to say. If you wish to post the 4 or 5 that you absolutely cannot figure out after reading and re-reading your text, please do so, but be sure to include what YOU THINK the answers are. Then ...

### @Cray

I have removed the entire test you posted -- without any thoughts of your own, sad to say. If you wish to post the 4 or 5 that you absolutely cannot figure out after reading and re-reading your text, please do so, but be sure to include what YOU THINK the answers are. Then ...

### Chemistry

How many mole of H2 will be produced if 0.500 grams of magnesium is reacted with 10.00mL of 2.0 M HCl? I've concluded the answer is 0.02 moles of H2, but I'm doubting myself a lot because I don't understand the aspects of the balanced chemical equation and how that affects the...

### Trig

does sin and tan repeat 2Pi as well? and what do csc sec an cot do? -2PI?

### Trig

Solev the equation for t if 0 is less than or eual to t which is less than 2 pi 7sin + radical3 = 5 sin t

### trig

If a triangle has angles 35 and 65 degrees, what is the measurment of the third angle? Is it a right triangle?

### trig

Find all angles of a right triangle triangle RST given that r = 18 cm and s = 20 cm

### trig

Suggest a sine function that will "imitate" the cosine function by manipulating ONE of a,b,c or d. Thank you

### trig

Suggest a cosine function that will "imitate" the sine function by manipulating ONE of a,b,c or d. Thank you

### trig

Find the exact value of cot 45°, if the expression is undefined write undefined.

### trig

If A+B+C=^(^=180) prove that sinA + sinB - sinC = 4sinA/2 sinB/2 cosC/2

### Trig

triangle with side lengths 172m, 155m, and 155m. calculate the area.

### trig

DISCUSS THE POSSIBLE VALUES OF THETA IF THE RATIO IS COS THETA IS EQUAL TO 0

### trig

Verify the Identity: sec(x/2)=the square root of (2 tanx/(tanx sinx))

### Trig

Solve the equation in the interval [0•,360•] Csc theta = 1+cot theta

### trig

explain the methid used to get the answers 45m*cos33=37.7m and 45m*sin33=24.5

### Trig

How do you convert rectangular equations into polar equations? If x4−y4=xy , then r2=atan(b); What is a? What is b?

### trig

i have to find a & c, b=2.489*10 to the nineth power and i have one degree 25

### trig

the question is: given sec x = 4, tan x < 0, find sin(2x), cos(2x)and tan (2x)

### Math/Trig

Solve: 2 cos2 x - 3 cos x + 1 = 0 for 0 is less than or equal to x is less than 2pi.

### trig

prove the identity sec^2x times cot x minus cot x = tan x

### trig

if sina,cosa,tana are in geometric progression then prove that cot^6a-cot^2a=1

### trig

convert the point with polar coordinates (2,7pi/6) into rectangular coordinates.

### trig

Verify the equation is an identitiy: cot(x)tan(x+pi) - sin(pi-x)cos((pi/2)-x) = cos^2x Thanks

### trig

The tangent of an acute angle equals 1/2. What is the sine of the angle? (A) 1/p3 (B)p5/2 (C) 2/p5 (D) 1/p5 ( E) None of the above.

### trig

5. If the angles X and Y each measure between 0° and 90°, and if sinX = cosY, what is the sum of the measures of the angles X and Y?

### trig

How do I solve.... Tan 2(theta) - Cos 4(theta) = 0 Domain: (0-360 degrees) Thank you.

### Math/Trig

Which logarithmic equation is equivalent to L^m = E 1) LogL E = m 2) logE L = m 3) logm E= L 4) logE m= L

### trig

solve the equation of the domain 0¡Ü¦È¡Ü2¦Ð 3cos^2theta - 5costheta -1 = 3sin^2theta

### trig

given cot-A square root of 5, find cot-B at the 4th quadrant.

### TRIG

Given that tanx = 1/sqr(15) and secx -4/sqr(15) find the value of sinx

### trig

if tan x= 4/3 and pip < x < 3pi/2, and cot y= -5/12 with 3pi/2 < y < 2pi find sin(x-y)

### Precalculus with Trig

Rewrite the following expression as an algebraic expression in x: cos(arcsin(x))

### math trig

a triangle abc has a mearsure of an adjacent 15 and 25 degree solve for the triangle

### Pre-Calc/Trig...

Explain how the graph of the given function is a transformation of the graph of y=x^2 *y=x^2+7

### Pre-Calc/Trig...

Explain how the graph of the given function is a transformation of the graph of y=x^2 *y=(x+5)^2

### Pre-Calc/Trig

How would I solve this one? I just can't get this one. 6x^2+11x-35=0

### trig

solve triangle ABC which have angleA=25.25,angleB=60.51 and a=3.82..find c...,find b

### trig

A road has a 10% grade (slope). To the nearest degree what is the angle of elevation of the road?

### Trig

Find the algebraic expression that is equal to sec theta - cos (-theta)

### Trig

Find sin(x+y), cos(x-y), tan(x+y), and the quadrant of (x+y) if sinx= -1/4, cosy= -4/5, with x and y in quadrant 3.

### Math (Trig) lowering powers

If cos^4(3x)-sin^4(3x)=cos(g(x)) then g(x)=? Use a^4-b^4=(a^2-b^2)(a^2+b^2)! thanks in advance for any help!

### trig

if sec theta =sqrt -20/3 state the exact value of tan theta

### Chemistry

Determine the simplest formula for compounds that have the following analyses. The data may not be exact. A. 28.5% iron, 48.6% O, 22.9% S This is what I did: 28.5g Fe 1 mole Fe/55.847g = .51 mole 48.6g O 1 mole O/15.999g = 3.04 mole 22.9g S 1 mole S/32.064g = .71 mole (Fe1.0 ...

### Physics

A system undergoes a two-step process. In the first step, the internal energy of the system increases by 368 J when 144 J of work is done on the system. In the second step, the internal energy of the system increases by 24 J when 248 J of work is done on the system. (a) For ...

### English 7 - Check in My Notebook Day (plz read)

Ok tomorrow at my school we are having Check in My Notebook Day. It's a day when all of your teachers check your binder and/or notebook to see if you have all of your handouts they have you, notes you take in class, you date each classwork papers in order, and papers don't ...

### One more Chem

One more A helium balloon has a volume of 2.30 L at 23.5 deg C and a pressure of 1.00 atm at sea level. the ballon is released and floats upward. At a certain height the atmospheric pressure is 0.810 atm and the temp is 12. C. What is the volume of the balloon? ????? ??? (P1V1...

### FINANCE

Direct send-Single. Ocean Research of San Diego, California, just received a check in the amount of $800,000 from a customer in Bangor, Maine. If the firm processes the check in the normal manner, the funds will become available in 6 days. To speed up this process, the firm ...

### Finance

Direct send-Single. Ocean Research of San Diego, California, just received a check in the amount of $800,000 from a customer in Bangor, Maine. If the firm processes the check in the normal manner, the funds will become available in 6 days. To speed up this process, the firm ...

### PE CHECK ANSWERS

15. Who should address the needs of a patient with a mental disorder? A. speech therapist B. An internal Medicine Doctor C. A mental health Professional*** D. A medical intern 12. If you've started a lot of hobbies all at once, you should watch out for clinical depression to ...

### Math (Trig)

Solve the equation for exact values of x. sin(x) = 1-2(sin(x))^2

### simplyfying expressions (trig)

can anyone tell me how to do this? thanks! (sin (x) / 1 + cos (x) ) + ( cot (x) / 1 + cos (x) )

### Algebra II/Trig

Simplify: 1/5(-5a^2b^3)^2(abc)^4 How do you simplify this. How does the "-5" play a role in this? how would you get 1/5 of "-5"

### 11th grade Algebra 2/ Trig

The expression log 10^(x+2)- log 10^x is equivalent to???

### trig

unsure how to find phase shift,vertical shift of y=-2cos(x+3.14/4)+5

### trig

determine the coterminal angle between -360 and 360 for -540

### trig

How do you find the exact values of sin(u/2), cos(u/2), and tan(u/2) of tan(u)=-5/8

### trig

How do you convert polar coordinates to Cartesian coordinates? And vise versa.

### trig

tan(theta)=(7/24), sin(theta)<0 find cos(2theta)

### Trig

Tan theta 12/5 ,pi <theta<3pi/2 Find sin 2theta

### trig

If cscx=2 and x greater 90 degrees and x less than 180 degrees, then sin x/2 =

### trig

Plot the point and then find three representation of the point (3,2pi/3)

### trig

Suppose that sin x = 1/5 and cos y = 2/3, and x and y are each angles in Quadrant 1. Determine sin(x+y).

### trig

let sin theta = -7/25 with theta in QIV find sec (2theta)

### trig

True or false? If A and B are angles of a triangle such that A > B, then cos A > cos B.

### trig

angle x lies in quadrant 3 and cos(x)=-.6. Find cos(3pi/2-x)

### trig

an angle 30 with the distace of 24km and an angle of elevation of 45 with the distance of 15km.

### trig

how do you solve 2nd cos 6/11 (my calculator doesn't have 2nd function0

### trig

Verify that each trigonometric equation is an identity tan^2+1/sec Î± =sec Î±

### trig

Find sin(2theta) if tan of theta = 7/24, pi < theta < 3pi/2 ?

### trig

Derive the identity 1 + cot ^2 theta = csc^2 theta by dividing x^2 + y^2 = r^2 by y^2

### trig

1.Ifg(x)=cos4x,find g'(pie/24). 2.Differentiate y=csc^2 pie*x

### trig

To the nearest degree, determine the measure of <X for each value of tan X if the tan X = 0.25

### Trig

Solve the equation in the given domain cos 4x + cos 2x = 0, 0<(or equal to) x < pi

### trig

A and B are acute angles such that cosA =3 over 5 and cosB =12 over 13

### trig

Prove that the statement is an identity: (tanx/cscx)=(1/cosx)-cosx

### trig

Find y if the point (7, y) is on the terminal side of θ and cos(θ) = 7/25