# Trig check my work please?

42,204 results, page 75

1. ### Algebra 2

so i got a question and would like to know if i did this right For problems 1 through 38, transform the given expression to simple radical form. You can check your answer by evaluating it and the original expression by calculator. on the previous page this definition was given...

Could you check these please? Firewood is usually sold by a measure known as a cord. A full cord may be a stack 8x4x4ft or a stack 8x8x2ft 10. what is the volume of a full cord? 8*4*4=(128ft) 11. A short cord or a face cord of wood is 8x4xThe lenght of the logs. What is the ...
3. ### American Government

Check my answers please 1. Which of the following describe the role of an entrepreneur in a capitalist economic system? (I need to select 2) A. Someone who combines the factors of production into a business B. Someone who decides how much regulation the economy needs C. ...
4. ### Heeeeeeeelp

Read the following instructions in order to complete this assignment and review the example of how to complete the math required for this assignment: Use the properties of real numbers to simplify the following expressions: 2a(a – 5) + 4(a – 5) 2w – 3 + 3(w – 4) – 5(...
5. ### Math - Excel

Hi, I need to write an Excel formula and I am trying to double check my work. We are asked to find the difference and relative difference for this account. So the values are: \$10,000 \$10,700 \$11,400 \$12,100 \$12,800 \$13,500 etc. The difference for each is \$700 I have two ways ...
6. ### English

1. No one wants to work with dirty,smelly people. 2. No one wants to work with dirty smelly people. 3. No one wants to work with dirty and smelly people. =============== Which ones are grammatical? In #1, a comma was used before 'people.' In Sentence 2, no comma was used. In ...
7. ### Pre-calc

prove the identity: (cosx)(tanx + sinx cotx)=sinx+cos(squared)x i need steps to show how i got the answer generally, it is a good idea to change all trig ratios to sines and cosines, and start with the more complicated-looking side. so.... LS = cosx(sinx/cosx + sinx(cosx/sinx...
8. ### Spanish

What are schools and organizations in silicon valley doing to foster growth for hispanic and latino students? a. Offering math programs in the summer b. Offering english classes year round C.offering tutoring classes in science during the weekends d. offering writing classes ...
9. ### Physics

a block of mass m= 15.6kg is to be pushed with force F a distance of D=5.65m along an incline so that it s raised a distance h=3.86m in the process.Assuming frictionless surfaces. Determine: A) The work done by the force F parallel to the incline to pst the block up at ...
10. ### trig

the formula log w= -2.866 + 2.722 log h estimates the normal weight w in pounds of a girl h inches tall. Estimate the normal weight of a 68" tall girl.
11. ### TRIG

I need to state the period and 2 consecutive asymptotes on the graph for the following questions. 1: y = -3 tan pi*x period: pi (?) asymptotes: ? 2: y = 2 sec 4x period: ? asymptotes: ? 3: y = csc (x/3) period: ? asymptotes: ? 4: y = 3 cot (pi*x/2) period: ? asymptotes: ?

I did the work I just want to see if half of my questions are right then ill post my other half after this so please check and thanks very much. ----------------------------------------1.Horses 2.everything 3.Brother 4.shoesand socks 5.games 6.event 7.End and table 8.rita 1....

Alpha Corporation in Boston offers a job to Carol, who lives in Des Moines, Iowa. Carol orally agrees with Alpha to work in Boston for two years. She moves her family to Massachusetts and begins to work. Three months later, she is fired for no stated cause. She files a suit ...
14. ### Philosophy

Please help answer these questions Argument: Anything is possible Therefore, it must be possible that something is impossible This is a contraction - Not everything is possible because anything is possible. Types of appeals in arguments (Aristotle) Pathos - appeals to emotion ...
15. ### to dr bob..chemistry

bottle of wine contains 13.1% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3. Calculate the concentration of ethanol in wine in terms of mass percent and molality. mass percent _______% molality ______mol/kg Thanks Responses AP CHEMMMM - DrBob222, Saturday, ...

hi please check my math answers i only have 2 for now i just wanted to make sure i had the right idea. sarah is making her own halloween costume.The costume requires 2 5/8 yards of materials.Write the number of yards needed for sarahs halloween costume as an improper fraction...
17. ### calculus

The problem is to evaluate the integral 10secxtanx dx, from -1/7 pi to 3/8 pi. What I've done so far is evaluated the integral since secxtanx is a trig identity, so the integral of that is secx. I took out the 10 since it was a constant which leaves me with 10[sec(3/8)pi - sec...
18. ### Trig - Ferris Wheel

A ferris wheel is 250 ft in diameter and revolves every 40 second when in motion. You step up to the seat on the wheel at the bottom 2 feet about the fround so you are sitting 4 feet about the ground at start. Derive the formula for the height of your seat at time (t). Then ...
19. ### geom/trig

A 40 ft ladder leans against a wall so the base of the ladder is 11 feet away from the base of the wall . What angle does the ladder make with the wall?
20. ### Pharmacist

Could you please give me links to where I can find out about Pharmacists. Powerpoints would be good. This is what I need, since Im doing a career Research project on this. Job duties/Responsibilities Education/Training Requirements Demographics (where can you work?) ...
21. ### Physics

Just as no mechanical device can be 100% efficient, no heat engine can transfer 100% of its heat to a single object. Some of the heat energy must be wasted (released into the environment). We have a heat engine that produces 150 J of heat, does 40 J of work, and emits 110 J ...
22. ### trig

A population of wolves in a country is represented by the equation p(t)=80(0.98)^t, where t is the number of years since 1998. Predict the number of wolves in the population in the year 2008. how many years will it take for the population of wolves to reach 500?
23. ### TRIG HONORS CH: 5.8

a ship leaves port with a bearing of S 42deg W after traveling 7 miles, the ship turns 90deg and travels on a bearing of N 52deg W for 10 miles at that time, what is the bearing of the ship to the port?
24. ### Physics

A 855 N crate rests on the floor. a) How much work is required to move it at constant speed 7.7 m along the floor against a friction force of 180 N? b) How much work is required to move it at constant speed 7.7 m vertically? I really NEED help I am very lost with physics!!!!
25. ### physics

A child pushes a merry-go-round with a force of 80.0 N at an angle tangent to the circle (that is, perpendicular to a radius). If the child pushes it through exactly one full circle, and the merry-go-round has a radius of 1.15 m, how much work does she do? If you could please ...
26. ### auditing

Bill Jensen, a staff member of Zhan & Co., CPAs, has given you the following list of what he refers to as “internal control deﬁciencies” for the Zabling Co. audit and has asked you to review each point and make certain that you agree that each is an internal control...
27. ### ACCOUnting

Chen Company manufactures basketballs. Materials are added at the beginning of the production process and conversion costs are incurred uniformly. Production and cost data for the month of July 2010 are as follows. Production Data-Basketballs Units Percent Complete Work in ...
28. ### 2 math ?s

Thank you so much in advance! Verify each identity. Work one side (the harder side) Please show me the work sin θ +cos θ cot θ= csc θ Cos^2 θ + 1 =2cos^2 θ +sin^2 θ
29. ### Math

In a recent survey 56% of students at MacNab High School work a part time job during the school year. If there are 378 students in the school, is 125 , 200 or 560 a reasonable estimate for number of students who work part time during the school year? Explain your answer.
30. ### math

please check. thanks. (8.3 x 10^-15) (7.7 x 10^4) = 6.391 x 10^-10 Is that right?
31. ### Calculus check

y=-1/sqrt(x^2+1) , then dy/dx= A. x/(x^2+1)^1/2 B. x/(x^2+1)^1/2 C. -x/(x^2+1)^1/2 D. -x/(x^2+1)^3/2 E. x/(x^2+1) I got B.
32. ### Math

Can someone check my answer down below?
33. ### Math

Please check to see if this is correct? y-5 = -2 (x-3) y-5 = -2x + 6 y = -2x + 11
34. ### math

CAN ANYONE CHECK THIS FOR ME PLEASE! NEED IT ASAP.. 5 < x -2 < 11 a. 5 < x < 11 b. 7 < x < 13 **** c. 7 < x < 11 d. 5 < x < 16
35. ### Math

multiply and check (a^2+4)(5a^3-3a-1)
36. ### Math

x * 2x = 2x^2 (check) 5x^3 + 2x^5 = ? Can you add these two?

38. ### math

Please check 5n-30=-20 N=2 5=h/4+9 H=16 -m/3-2=10 M=-36 M/8+5.6=9.85 M=34 36-4r=24 R=3 14==-16-10n N=3 -4x+7=-9 X=4 3y-6=20 Y=8 2/3 6n+16=36 N=3 1/3
39. ### algebra

8x-11 < -27= 8x+11< -27= 8x=ll-27 8x=-16 x=-2 Check this problem.
40. ### math

can you check if answer is right? a^2b -c when a=4 b=8 and c=12

can you check my last post
42. ### Algebra. .

Can you check 2/3 k = 60 I got:: 3 2 k = 60 * 3 = 90 ________________ 2 3 1 2 = 2 K = 90/2 K = 45
43. ### math

m - 7 <6 m < -1 *** m > 1 m < 13 m < -13 please check my answer!!!!!!
44. ### UOP

necessary to perform a check?
45. ### S.S.

Ms.Sue can you please check my questions they are down below.
46. ### Algebra..

f(x)= x^2+3 ; g(x)=3x-1 Check These Please? 1.(fg)(-1) = 5 2. (f o g)(1) =10 How would you solve this? 1. (g o f)(x)

(2 - 7i) - (5 - 3i) = -3 - 4i (1 + 2i) + (3 + 4i) = 4 + 6i

49. ### algebra

Splve and check N =
50. ### math

hi, can someone check these answers for me 1.8-13=-5 2.-4-10=-4 3.5-24=-19 4.7-(-3)=10 5.-2-(-6)=4 6.-18-(-7)=-11 thanks
51. ### Math 8 - HW. Qs. Check

12 + v/2 = 17 My Answer - 10 right?????
52. ### math

8x^3+125 (2x)^3+(5)^3 (2x+3)(5x^2-6x+25) check this for me

p= -3; q=2 2q(p+q)+3pq I got -22

57. ### Math

Simplify. ((2-5m)/(m-9))+((4m-5)/(9-m)) Check this: (-9m+7)/(m-9)
58. ### English

Could you please check these other sentenes. Thank you.
59. ### math

Please check -37=3x+11-7x -48=11x X=2 2/7 -m/3-2=10 -m/3=6/-3 M=-2
60. ### Pre-algebra

Check? 1. 15-2 35/99 =12 64/99

1. The amou
62. ### algebra

x^2-4/X^2+3x+2=(x-2)(x+2)/x(3x+2)=(x-2)/x3 check this problem
63. ### Math check

Subtract -28 - (-33)= -61
64. ### Math 8R - Homework Check

1/8 + 1/2 = 7/10 3/4 + 5/6 = 1 7/12 7/9 + 5/6 = 1 11/18 1/4 + 1/2 = 1 2/6 2/3 + 1/2 = 2

66. ### math

-4x+3y=12 Solve for y I got: 12+4x/3 Is that right?
68. ### math

how do I solve? 4X -4 = 24 4x - 4 = 24 +4 +4 4x = 28 4x/4 = 28/4 x = 7 to check: 4(7)-4 = 24 28- 4 = 24
69. ### math

7(4 - t) = -84 i got: 28 - 7t = -84 -28 = -28 7t = -112 ----- ----- 7 = 7 t = -16 is this right : -16
71. ### Algebra - check to see if correct

(a+7)/(a-4)+(9-5a)/(a-4) i got 6+40/a-4
72. ### Math

-80=8b-15+5b How do I solve this and what does check mean?

Divide and Check 4x^9-6x^4+6x^2/2x^2
74. ### Math

Can you please check to see if these are right? We have to set each of them to y. Thank You. x-y=-3: y=-3x 2x+y=5: y=5-2x 2x+y=8: y=8-2x

76. ### pre-algebra

3m-4=14 m=6 11=2y-15 y=13 Please check Thank you.
77. ### Alegebra

Please check (5^3) (5^9) is the answer 60 Need help with this one (3x-2) and (5x^2+3x)
78. ### algebra

where should l go and check my answers
79. ### Math

Pls check (3×8+4^2)-9 24+16 40-9 31 6×(10+6)-6^2 6×16 96-6^2 96-36 60
80. ### Aljebra

Can someone check for me thanx 16 ÷ (8)(2)-12÷[6-2]+6÷(4-2) My answer is 1
81. ### pre-algebra

3x + 4=19 x=5 -32=24-2f f=16 Please check.Thank you.
82. ### math

2/3x+1/x=1/6 2x+3x=1/6 5x=1/6 check problem
83. ### English

Hi can you check please if I did correct!
84. ### Math

7/8-5/12= 21/24-10/24=11/24 Can you check to see if I did this right and if not can you help me figure it out. Thank you for all your help.

86. ### Math

Please Check My Answer Please!!! Thanks :) 9/4 = ?/12 54 36 45 27********* 27/90 = 3/? 3 10 9********** 27 32/? = 20/25 37 16*********** 26 40
87. ### algebra compare <>=

can you check if im right? -7 = 7 |-3|= |3| |-9| > -4 8 > -15
88. ### Math 8 - homework qs. check

2x - x = 3 - 1 1x = 2/1 x = 2

K(x) = -3x^4 + 5x^3 - x + 7 for x = -2. K(-2) = -79
90. ### alg

sqrt(3x^2)=-18 check:

(x^2 - 8x + 6)/(x + 2) = x - 10 + ((26)/(x + 2))

93. ### Geometry

2. If m 1= 53 what is m<4. 53 43 *** 37 27 3. If m 1= 55 what is m<5 55 40 *** 35 25 Please check my answers.

thanks.
95. ### Math (Check My Steps)

(1)/(2^0) 1/1 = 1
96. ### economics

why might one person work more, earn more, and pay more income tax when his or her tax rate is cut, while another person will work less earn less, and pay less income taxes under the same circumstances
97. ### CHEMISTRY

How many grams of CH4 are required to produce 43 g of Cu according to the following equation: 4CuO + CH4 --> CO2 + 2H20 + 4Cu? I already tried to work the problem myself, and I may have gotten this right, but I do not have an answer key to compare to. #gCH4 = (43gCu) x (1 ...
98. ### Visual Basic (Computer Programming)

ALGORITHM EXERCISES 1. Wilma Peterson is paid by the hour. She would like a program that both calculates and displays her weekly gross pay. For this exercise, you do not need to worry about overtime pay, as Wilma never works more than 40 hours in a week. Desk-check your ...
99. ### Science

i posted this earlier, but no one answered. so i'll try again. Can you check my work please? true/false 1.) force is a scalar quantity: *FALSE 2.) the object on which a force acts is called the system: *TRUE 3.)The specific, indentifiable cause of a force is called the system...
100. ### Lang. Arts

Rewrite sentence using commas. As they studied the film they noticed some rules of science at work. I wrote... As they studied the film, they noticed some rules of science at work. There isn't one after noticed - right?