# Trig check my work please?

90,505 results, page 28

1. ### ALGEBRA

SOLVE THE FOLLOWING EQUATION FOR U 4U + 8 = -12 could you please show the work
2. ### math

what is the slope and y intercept for the equation y=2/3 x +1 please show the work Thanks
3. ### algebra

How do you solve the following equation? I know x= 20 but do not know how to show the work. Please help...
4. ### Math

f(x)=x^2-6x+2 Find the h, the x-coordinate of this parabola. Can you please show work??!!
5. ### algebra

solve the following equation 5x + 4y = 12 Please show work... Thank You!!!
6. ### math

Solve the following equation -5x + 1 > 11 Please include work

8. ### math- pre algebra

can you help me with this equation and may you please show your work? -3=3-y
9. ### Algebra 2 URGENT

Simplify: 1/u^2-2u-1/u^2-4 Please Show All Work!
10. ### Algebra 2 URGENT

Simplify: x+2/x^2+x-2/2x Please Show All Work!
11. ### math

solve the equation and please show the work. sqrt x+2-5=0
12. ### Math

solve by addition method: please show work. -3x + y = 3 2x -3y =7
13. ### Math

2x-1 =13 please help me to understand how to work this one it is due tonight thank you

16. ### Math

Prime factorization of 12*x2*z2(exponents) Please show work. Thanks!
17. ### Math

Can someone please simplify this i am lost. X(x+1)+(x+1)(x+2) show your work

19. ### math

Determine if(3/8-1 is a solution to 8x-7y=10. Please show all of your work
20. ### math

Simplify. Please be sure to show all of your work. -3(-9) – |-5 – 3|

23. ### Pre- Algebra

Solve -3(2w-1) = 5w - 19. Please show all of your work.
24. ### Math

3P+(2-3P)>28 show work with answer please because I don't understand how to do this inequality.
25. ### chem

calculate the PH of [OH-] = 4.5×10−3 M Please show how you work this problem.
26. ### college algebra

Please show me how to work this e^.05t =1600
27. ### Science!

When many gene pairs work together, this is called......? Help!!!!! Please!!!!!

35. ### Calculus

Find the derivative of f(x) = x^3 Show all the work please and thank you!

42. ### math

9(x-5)=4x-5 solve for x. please help me with this one and show the work so i can understand
43. ### Calculus

Does the line [x,y,z] = [-2,6,5] + t[3,2,-1] lie in the plane 3x - 4y + z + 25 = 0 ? Please show work.
44. ### alg

solve the following inequality x^2(8+x)(x-5)/(x+5)(x-2)>/=0 please show work

46. ### math

solve by completing the square x^2-3x=4 please show work
47. ### calculus

find the rate of change of f(x)-x^2+4 a. from -2 to 0 b. from 1 to 3 c. from -2 to 1 please show work
48. ### math

find functions of f and g so that fog = H h(x)=(3x+2)^6 please show work
49. ### math

Find functions f & g so that fog = H H(x)=(3x+2)^6 Please show work
50. ### Math

Please help me factor this, I just can't get it to work. -12x^2 - 35x - 18 Thanks!
51. ### Algebra

Is the Riemann Hypothesis correct? Why or why not? Please show your work.
52. ### Math- Urgent

15=y+24 What does y equal? Please show all work.
53. ### Math- Urgent

1/4 w=13 What does w equal? Please show all work.
54. ### Math- Urgent

2e= 4e-16 What does e equal? Please show all work.
55. ### Math - Urgent

3/4x+2=7+1/3x What does x equal? Please show all work.
56. ### Math - Urgent

3-2/9b=1/3b-7 What does b equal? Please show all work.
57. ### Math - Urgent

3-2/9b=1/3b-7 What does b equal? Please show all work
58. ### Math - Urgent

2/3x+1/2x=5/6+2x What does x equal? Please show all work.
59. ### Algerbra

Divide (x^6-13x^3+42)/(x^3-7) Please show me how to work the problem
60. ### Math- urgent

-4x-2+3x=4 What does x equal? Please show all work.
61. ### Math

If the problem is: 3x-22 = x+80 what would x equal? Please show your work.
62. ### Quick math help

Can some please help me work out each of these systems? 2. 4x-y=9 Y+2x=12 3. X+3y=13 Y=5-x 4. 3a+b=6 a=10-3b
63. ### Quick math help

Can some please help me work out each of these systems? 1. 4y=13+2x 6x+4y=9 2. Y=6-2x 5x=14-3y 3. 4x-6y=15 6x=10+4y
64. ### calculus help

find y' and y'' for the equation below. Show work please!!! y= (x^3)/((x+1)^2)
65. ### Algebra

solve by substitution. Please show all work. -6x+5y=1 6x+4y=10

69. ### Algebra 2

Solve the system algebraically 2x^2-5y^2=1 x^2+5y^2=68 Please show work!!!
70. ### Math

What is 8 3/4 - 5 5/6 =? Shouldn't the denominator be 24 ? What is this answer please show the work.
71. ### Math

Add the following. 2/6 + 3/5 + 2/5 + 4/8 + 4/6 =? Please show all the work.
72. ### Math

5. Find 4 ratios equivalent to 30% Show work please thank you
73. ### Physics

A pendulum of length L=26.0 cm and mass m= 168 g is released from rest when the cord makes an angle of 65.2 degrees with the vertical. A) how far (m) does the mass fall before reaching its lowest point? My work: .26m - .109 = .151 m B) how much work (J) is done by gravity as ...
74. ### math

1)Question : granny georgette and kiwi have a combined age of 77 if kiwi is 13 years less than twice granny georgette age how old is kiwi. please check my answer and correct me if i'm wrong. please. . . . thanks thanks
75. ### Spanish-Plase check

I had to make some negative sentences. Please check Thank you No tengo nada que hacer. No bebo nunca el batido. No bailo nunca. No hablo nunca francés. Tampoco hablo el alemán No compro ninguno. No quiero comer nada No quiero nunca contestar en la clase. Nadie uso este telef...
76. ### ss --- pls check my work!!!

hi, can somebody pls check my work asap!?? 1. Who was the African American who called the war with Mexico "disgraceful" and "cruel"? (1 point) Santa Anna Frederick Douglass*** Davy Crockett Sam Houston 2. When Mexico won its independence in 1821, it inherited the New Mexico ...
77. ### statistics

A survey for brand recognition is done and it is determined that 68% of consumers have heard of Dull Computer Company. If a survey of 800 randomly selected consumers is to be held would it be unusual for 554 of them to recognize Dull Computer Company? Please show the work so I...
78. ### Math

PLEASE PLEASE HELP ME WITH THESE 2 PROBLEMS STEP BY STEP AND SHOW WORK! z/12=9 what is the value of z show how you found it. 5 x g= 230 what is the value of g show how you found it. PLEASE I REALLY NEED HELP!!!
79. ### Calculus 2

An underground tank full of water has the following shape: Hemisphere - 5 m radius. at the bottom Cylinder - radius 5 m and height 10m in the middle Circular cone radius 5 m and height 4 m at the top The top of the tank is 2 m below the ground surface and is connected to the ...
80. ### Vectors

Could you please help me solve this question: Solve this system of equations using elementary operations. 1. x/3 + y/4 + z/5 =14 2. x/4 + y/5 + z/3 =-21 3. x/5 + y/3 + z/4 =7 So far, I have multiplied all three equations by 60, to turn them into whole numbers. Then everytime I...
81. ### Engineering Kinematic

The particle travels along the path defined by the parabola y=0.5(x^2). If the component of velocity along the x-axis is v=5t [m/s], determine the particle's distance from the origin and the magnitude of its acceleration when t=1s. The initial condition is t=0, x=0 and y=0. ...

an engineer designs a satellite dish with a parabolic cross section. The dish is 15 ft wide at the opening and the focus is placed 4 ft from the vertex. find an equation of the parabola. I know how to work this problem, but how do I know that I use the equation y^2 = 4px ...
83. ### Math

please help please show work so i can do others ok so i have to find the equation of the linethat contains given point and is parallel to the given line then write a slope intercept form if possible (8,-4) y=-1/2x+11 I also have to do the same for this type and im stuck too (-...
84. ### math

We consider the non-homogeneous problem {y''-16y} = {256x^{2}} First we consider the homogeneous problem {y''-16y} = 0 : 1) the auxiliary equation is a r^2+br+c = =0 . ________________ 2) The roots of the auxiliary equation are (enter answers as a comma separated list). ...
85. ### Economics

Willy's widgets, a monopoly, faces the following demand schedule (sales of widgets per month): Price \$20 30 40 50 60 70 80 90 100 Quantity 40 35 30 25 20 15 10 5 0 Calculate marginal revenue over each interval in the schedule (for example, between Q = 40 and Q=35). Recall that...
86. ### chemistry check my work

C7H6O3+CH3OH→C8H8O3+H2O In any experiment, 1.50g of salicyclic acid is reacted with 11.20g of methanol. The yield of methyl salicylate, C8H8O3, is 1.31g. What is the percent yield? percent is 77.l1% is this correct?
87. ### Algebra 2/Trig

I've done every other single question besides this one. (There was 12). I'm stumped and would really appreciate some help! I have to simplify this: 5/3sqrt(3-4) I am not sure if you have to conjugate the denominator and multiply it with the top and bottom, then simplify from ...
88. ### science --- pls check my work!!!

hi, pls check my work asap! 1. A ___ has a definite shape and a definite volume. (1 point) solid*** liquid gas molecule 2. Why is a gas able to flow? (1 point) Its particles have melted and can move around.Its particles have high viscosity and can move around. Its particles ...
89. ### Trig/Algebra 2

The following table of values compares national test scores to high school GPA at a certain school. National Test Score HS GPA 2350 3.95 1900 3.20 1825 2.00 2270 3.00 500 1.50 2000 4.00 1550 2.50 1030 1.17 1665 2.85 1380 2.25 2220 3.60 Using the equation for the line of best ...

A 395.0 g block is dropped onto a vertical spring with a spring constant k = 252.0 N/m. The block becomes attached to the spring, and the spring compresses 0.29 m before momentarily stopping. While the spring is being compressed, what work is done by the block's weight? What ...

A 395.0 g block is dropped onto a vertical spring with a spring constant k = 252.0 N/m. The block becomes attached to the spring, and the spring compresses 0.29 m before momentarily stopping. While the spring is being compressed, what work is done by the block's weight? What ...
92. ### calculus-integration!

should i use substitution?? if yes how should should i use it? plz i need some directions? k plz someone?...so far i used trig. substitution. i got a=8, so i used x=asin(è)so according to this substitution i got x=8sin(è) and dx=8cos(è) dè...then i used used the plug them ...
93. ### dr bob science

Thanks can you check one more If it takes 105 calories to warm 100g of aluminium from 20oC to 25oC, what is the specific heat of aluminium? Q = MxdeltaTxC 105cal = 100gx (5oC) x C C = .21 cal/gCo we get points off if we do not show our work and just give the answer
94. ### Introduction to Graphic Design

Hello! Thanks for checking my question out! ____ 2. Jesse creates a self-portrait using painted canvas. Under which of the following categories does Jesse's art fall? (1 point) a) applied art b) fashion art c) fine art d) graphic art My Answer: C The reason why is because of ...
95. ### 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
96. ### English

Tomorrow we have several events. I'd like you to know the schedule of our school. From June 2 through June 4, second year students have a school excursion (trip), which is a kind of study tour. They have a day off on June 5th. So you don't need to go to their classes for ...
97. ### Math

How do you work this problem step by step? p-12 when p= 22 We don't know what book you are using and probably none of us has a copy if you told us the name of the book. Please post your question and someone will try to help. Please be specific and tell us exactly what you don'...
98. ### grammar-check my work thank you

Identify the phrase in parentheses as a gerund phrase, participle phrase or infinitive phrase. When the Christmas holidays arrive, (bustling shoppers fill the stores). I think it is a gerund phrase because it acts as a noun
99. ### Chemistry

How many moles of steric acid are contained in 0.25mL of a hexane solution containing 5.4x10^-4 grams of steric acid/L? (Hint: g/L x L = g/ (g/mol)=mol). Please show your work. Please help. Thank you
100. ### Chemistry

How many moles of steric acid are contained in 0.25mL of a hexane solution containing 5.4x10^-4 grams of steric acid/L? (Hint: g/L x L = g/ (g/mol)=mol). Please show your work. Please help. Thank you