# Trig check my work please?

42,371 results, page 84
1. ## Music

In homophonic textures , how many melodies are there 1 2* 3 4 Please check my answer
2. ## math check

x:1,2,3,4,5,6,7,8,9 ---------------------------------------------------------------------------------- y:0.8,2.1,3.1,3.8,5.2,8.4,6.9,8.1,9 (which point would be considered an outlier? my ANS:(9,9)? IS IT RIGHT?
3. ## Math

Why is it necessary to perform a check when solving rational equations?
4. ## Alg 2

Solve the equation. Check for extraneous solutions. ln x + ln(x-2) = 1
5. ## English

Ms.Sue I just posted new questions on page 2,could you please check them for me.
6. ## Math check

(3+sqrt x)(4- 3sqrt x) is the answer 12- 5sqrtx-3x?
7. ## algebra

use the distributive law to factor the following and check 3+27b+6c
8. ## math check

if f(x)=x^2 find f(2-sqrt6) I have the answer as 10-4sqrt6 is that right?
9. ## Math

Solve the equation. Check for extraneous roots. 4^2x-4^x-20=0

Express f(x) in the form f(x)=(x-k)q(x)+r for the given value of k. f(x)=x^3 +6x^2 +10x+4,k=-2 Is f(x) =0 ?
11. ## Math

add or subtract. P.s this is a polynomial. (2x^2 + 6x + 1) + (-7x^2 + 2x - 3) A. -9x^2 -8x + 2 B. 5x^2 + 8x - 2*** C. 5x^2 - 8x + 2 D. 5x^2 -4x -2 i choose B. check please
12. ## Math

What is the value of the range of the function f(x)=x^2 + 2 for the domain value 1/4? A. y=2 B. y=2 1/4*** C. y=2 1/8 D. y=2 1/16 Can anyone check my answer?
13. ## alg

solve and check solution 12x=11x-5
14. ## Math (Check problem

Subtract and Simpfly 2) 2/3 - 1/2 my answear: 1/6
15. ## Math Ms due

Can you pls.check my answers ?? 3+2(4)-3+4(-3)= I got -4 3+4-2-5+3-6-8= I got I can't figure out I got -17 4-3(2+6) = I got. -20 10/5 + 8+(-3) /5 -4= I got -1
16. ## calculus

derivative of y=ln x/x^2 can someone double check the answer 1-2lnx/x^3
17. ## Math

Quadratic Graphs Can you please check if my values are correct? y=x^2-4x x= -4 so y= 0 x= -3 so y= -3 x= -2 so y= -4 x= -1 so y= -3 x= 0 so y= 0 x= 1 so y= -3 x= 2 so y= 14 Thank you
18. ## Algebra Check

Solve the system 4x - 7y = 5 14y = 8x + 10 I got y = 10/-13 x = -5/52 but it doesn't seem right

For the function 2x-x^2 find f(4)-f(2) / (2) I got -8-0/2 so my final answer Is -4
20. ## english

ms sue can u plzzz check my 1nd answer
21. ## math

solve the equation. check the solution 5 x g -5 = 100
22. ## math

Which of the following are square roots of the number below? Check all that apply. 25 A. -(25)^1/2 B. -5 C. 13 D. 25^1/2
23. ## algebra 1

What is the value of c so that y=x^2+9x+c is a perfect square trinomial? A. 18 B. 9/2 C. 9/4* D. 81/4 Check my answer please I think it's C.
24. ## Algebra

Divide, if possible, and check. If a quotient is undefined, state this. (-4.9)(7.2)/0
25. ## Math problem check

Simplify: (2/a + 6/b) / (8/ab + 4/a^2) I have the answer as a(3a+b)/(4a+2b) Is that correct?
26. ## pre algebra 2

how do you make a guess and check table?
27. ## Math

Solve each equation by using the properties of equality. Check. 4x – 18 = 65
28. ## Math find product quotient

Can you pls check these: 3/8 * 2/5 = i got: 3/20 1/4 of 4/5 i got: 1/5 5/6 of 30/1 i got: 5 2 7/8 * 4/5 i got: 2 3/10
29. ## algebra

is it ok if one of u experts can check some of my math homework would that be a problem thanks

31. ## Real numbers

Check whether 3^n can end with the digit 0,where n is not equal to 1 and n E N.
32. ## Mathematics

CHECK MY ANSWERS PLEASE 1.9 squared is equivalent to ___ 18 9^2 81 both b and c this one

Simplify each expression: 1) (x+8)^2 = x^2 + 64 2) (x-2)^3 = x^3 - 8 3) (x-2y)(x+y) = x^2 - xy -2y^2 4) (x+2)(x^2+3x-2) = x^3 + 5x^2 + 4x-4 Are my answers correct?
34. ## Math

How can you check the answer to a decimal multiplication problem?
35. ## chemistry

Which of the following reactions have a positive ÄSrxn? Check all that apply. A(g) + B(g)--> C(g) 2A(g) + B(g)--> 4C(g) A(s) + B(g)--> 2C(g) 2A(g) + 2B(g)--> 3C(g)
36. ## Algebra

Describe what the graph of interval [-4,10] looks like. I am trying to check to see if I have done this right. Any help would be wonderful.
37. ## ALGEBRA

When solving a rational equation, why is it necessary to perform a check?
38. ## Math

Name the coefficients in the polynomial 4x^2+3x-3 a. 4, -3, -3 b. 4, 3 c. 4, 3, 3 d. -4, -3 I choose d Check it pleaase!
39. ## Algebra

Check my answers please 😁 6.-4-5(x+8) A) -5x - 44 B) -5x + 36 C) -x - 8************** D) -20x + 8 7. 3x+4(x-6)-3(x-7) A) 4x - 45************ B) 4x - 3 C) 10 X -3 D) 10x + 45 8. 8 + 8 < -28 A) x<-36 B)x<-20************ C) x<20 D) x<36

41. ## science

i need help making a catapult. im gonna check my pc tomorrow
42. ## Math 116 algebra please check

Evaluate x+y/6 for x =57 and y=3 the answer is x+y/6=10
43. ## English

Is Mercutio a foil to the Nurse? I think they are not, but can you please check my answer? Thanks
44. ## English

Could someone check my answers for this exercise. Dangling Modifiers
45. ## Math

Explain how you could estimate 22% of 78 to check if your answer is reasonable.

how to check specific heat of a substance?
47. ## alg

i need help solving this one (x + 4)^2/3= 9 a) 13 b) 23;-31 c) 5 d) 31;-31 also sove check for extraneous solutions (6x-5)^1/2 = (7+ 4x)^1/2 a) 1/6 b) -9 c) 6 or d) 1/5
48. ## algebra

Will you please check this and make sure that I am right? 26. 5>-3x+4 or 9< equal to -3x+2 this would be (-infinate,-7/3] & (-1/3,infinante)
49. ## Algebra, ( Check please)

5h-7=2(h+1) I got, 5h-7=2h+1 and then I added -7 plus 1, and got -6 So 5h-6=2h? Could someone explain what I did wrong and help me correct it?

(13-2)squared + (14-12 divided by 3) (11 * 11) + -.6 121+ -.6 =120.4

Am I correct? Solve the following inequality. f + 2 1/2 < -2 f (2 1/2 - 2 1/2) < (-2 - 2 1/2) f < -4 1/2
52. ## Algebra 2

Which of the following could be the equation of the graph shown below? Check all that apply.
53. ## Math

Please check my answer. 11 1/9% of what number is 600? I have 5400.54
54. ## intermediate algebra-can somebody check my answer

Evaluate the expression m^2+93+7 when m=-4 -4^2+9*(-4)+7 does it = -13
55. ## Algebra II

Could you please check my answer? Given the functions f and g, perform the indicated operations. 3. f(x)=4x - 9 g(x)7x-3 I got -3x-12

Find the distance between the given points (3, 5) and (8, 2) (8-3)^2 + (2-5)^2 5^2 + -3^2 25 + 9 = 34 sqrt of 34 = 5.83
57. ## Algebra Emergency!!

Find the inverse of f(x)=2x+1/x-1 and please VERIFY(CHECK) Thanks so much
58. ## physics

A flight attendant pulls her 66 N flight bag a distance of 318 m along a level airport floor at a constant velocity. The force she exerts is 43 N at an angle of 52° above the horizontal. (a) Find the work she does on the flight bag. (b) Find the work done
59. ## Physics ASAP

A block of weight 20 N is pushed with a force of 30 N through a horizontal distance of 5 m using a stick which is at an angle of 37° from the horizontal as shown. The coefficient of kinetic friction µk between the table and the block is 0.25. For your
60. ## Trig........

I need to prove that the following is true. Thanks (cosx / 1-sinx ) = ( 1+sinx / cosx ) I recall this question causing all kinds of problems when I was still teaching. it requires a little "trick" L.S. =cosx/(1-sinx) multiply top and bottom by 1+sinx,
61. ## PHYSICS

A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the
62. ## English

I realized I didn't check some of the missing words... I'm posting you the sentences again. 1) Photo B shows a check-out clerk and a customer standing at the counter of a clothes department (or shop). The customer may have just bought a present for a
63. ## calculus

f(x) = 6x^2 -8x +3 how would I find the most general antiderivative of the function. I also have to check my answer by differentiation. Would I have to find the derivative first? (I got 12x -8) What are the steps to solving a problem like this? No, don't

You are writing to a reader who favors a different solution than the one you recommend. Which of the following is MOST likely to persuade the reader? A. Describe your reader's solution first, explain why it won't work, and then go on to describe your own

You are writing to a reader who favors a different solution than the one you recommended. Which of the following is MOST likely to persuade the reader? A. Describe your reader's solution first, explain why it won't work, and then go on to describe your own

You are writing to a reader who favors a different solution than the one you recommend. Which of the following is MOST likely to persuade the reader? A. Describe your reader's solution first, explain why it won't work, and then go on to describe your own
67. ## Child Care

4. Which of the following is not a reason why an early childhood teacher would choose to use a virtual field trip over live, hands-on experience? A. The teacher doesn't like leaving the classroom. B. The location is too far away. C. The actual trip would
68. ## Geometry/Trig

A painter is placing a ladder to reach the third story window, which is 18 feet above the ground and makes an angle with the ground of 80°. How far out from the building does the base of the ladder need to be positioned? Round your answer to the nearest
69. ## Pre-Calculus-Trig

A straight road slopes at an angle of 10 degrees with the horizontal. When the angle of elevation of the sun (from horizontal) is 62.5 degrees, a telephone pole at the side of the road casts a 15 foot shadow downhill, parallel to the road. How high is the
70. ## grammar

which is correct 1,2,or 3 Paloma did not make it to work for, her car broke down on the freeway. Paloma did not make it to work for her car, broke down on the freeway. Paloma did not make it to work, for her car broke down on the freeway.
71. ## English

Could you please check these sentences on the Aesthetic movement I wrote. Thank you. 1) The Aesthetic Movement originated in France in the last decades of the 19th century as a reaction against the materialism and the restrictive moral code of the middle

Hi I posted early and got a response but the correction suggested can't be corret. Could someone please check these answers-I had to answer in past tense-- Could some one please check these-I had to answer them in the past tense which is still confusing
73. ## calculus/Trig

Suppose you wish to express sin(3t) in terms of sint and cost. Apply the sum formula to sin(3t) = sin(t+2t) to obtain an expression that contains sin(2t)=sin(t+t) and cos(2t)=cos(t+t). Apply the sum formulas to those two expressions. Enter the resulting
74. ## trig

A plane is flying 12,000 feet horizontally from a tall, vertical cliff. The angle of elevation from the plane to the top of the cliff is 45degrees, while the angle of depression from the plane to a point on the cliff at elevation 8000 feet is 14degrees.

Which one of the following sentences does not contain a serious verb error? 1. They staying there now. 2. She want a promotion. 3. If I was younger, I'd pursue another line of work. 4. We had sang that hymn last week. Cheryl, if you read those out loud,
76. ## mathmatics probability

I am having with the following questions and was wondering if someone might be able to show me a step by step solution to arrive at the answer. They are from Probablity and Statistics for Enginnering and the Sciences by Jay Devore 6th Edition 62) An
77. ## trig

A water-park slide covers 100 feet of horizontal space and is 36 feet high. A new replacement slide will create an angle with the water surface that measures twice that of the original slide. The new slide will use the same horizontal space as the old
78. ## French

Can someone please check my work? 1. I like T-shirts. J'aime les tee-shirts. 2. Marc likes wearing shorts. Marc aime porter les shorts. 3. I am wearing a dress. Je porte une robe. 4. We love swimming suits. Nous aimons maillot de bain. 5. You like to wear
79. ## English

I really hope someone can check my sentences on Christmas holidays. Thank you very very much in advance! 1) I had planned to do a lot of things during my Christmas holidays but unfortunately I didn't get around to doing them all. ( and NOT I had no time to
80. ## physics Work unit

1. A football player pushes a tackle dummy forwards at a constant 0.85m/s for 11m using 7150J of energy. The tackling dummy mass is 120kg. a) find force the player exerts? b) what is the frictional force the dummy exerts? c) what work is done by the
81. ## Physics Work unit

1. A football player pushes a tackle dummy forwards at a constant 0.85m/s for 11m using 7150J of energy. The tackling dummy mass is 120kg. a) find force the player exerts? b) what is the frictional force the dummy exerts? c) what work is done by the
82. ## English

Could you please check these sentences, too? Thank you. (especially the description of the monster). 1) Before leaving for Ingolstadt his father gives him the journal, his mother wanted him to have on his graduation. 2) It contains blank leaves to be
83. ## Trig

For 90<theta<180, cos theta = -(5/13). Which is sin theta? 1. - sqrt 13/9 2. - sqrt 9/13 3. sqrt 9/13 4. sqrt 13/9 3?
84. ## trig

Determine the value of cos(theta) given that cos(pi − theta) = .2 (A)p.96 (B) .2 (C) −.2 (D) −sqrt.96 (E) None of the above.

A 3.00*10^2 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 8.00 m. (a) Find the work
86. ## AP Physics C

An earth satellite, the mass of which is 1000 kg, is in a circular orbit 1000 km above the surface of the earth. It is desired to transfer it to a circular orbit 1500 km above the surface. The amount of work that must be done to accomplish this is A. 3.43

A 60.0 kg person bends his knees and then jumps straight up. After his feet leave the floor, his motion is unaffected by air resistance and his center of mass rises by a maximum of 14.9 cm. Model the floor as completely solid and motionless. (a) Does the
88. ## TIP: For this discussion response,

Writing is a very important component of online learning. College-level writing is more formal most of your daily writing. Describe the difference between college-level writing and casual writing. In chapter 4 of the book, six steps for writing are
89. ## Math Trig

A kite flier wondered how high her kite was flying. She used a protractor to measure an angle of 40 degrees from level ground to the kite string. If she used a full 120-yard spool of string, how high, in feet, was the kite? (Disregard the string sag and
90. ## trig

Prove: sin(x–y)sin(x+y)=sin^2(x)–sin^2(y)
91. ## Trig

If sin(theta) = 3/7, what is sin (pi/2 - theta)?
92. ## Trig

(csc(B)+cot (B))(csc(B)-cot(B))
93. ## Trig

8 csc theta - 2=10 + 2 csc theta I can't do it. :S
94. ## trig

sin t /1-cos t - 1+ cos t/sin t= 0
95. ## trig..

ctgx+cosx=1+ctgx*cosx
96. ## trig

cot^5 x = cot x/sec^4 x - 2 sec^2 x +1
97. ## Trig

3-square root 2/ 1+square root 2
98. ## Trig

Cos(21)cos(9)-sin(21)sin(9)
99. ## trig

tan(7π/4) + tan(5π/4) Does this = 0
100. ## trig

sin 25° cos 35° + cos 25° sin 35°