# Trig check my work please?

42,371 results, page 86
1. ## Algebra

Solve the equation 5x+7=13-7x graphically. then check your solution algebraically.

3. ## polynomials

Can someone check my answer please i don't know if I am doing this right x^ (2):x= sum (x^2 )+ (x)=x^2+x diff (x^2 )-(x)= (x^2-x) Product (¡¼x)¡½^2 (x)=x^2^x
4. ## Math check?

What is the zero of the function? f(x)=x2−x−6x2−8x+15 Enter your answer in the box. -2
5. ## Math

Solve & check your solution ( if checking isn't possible, explain why ) 5x/4 + 1/2 = x - 1/2
6. ## mrs SUe Algebra check

I cant figure this out 6 /2 * 8-8 /2 +4 i got 6/2 * 8-8 /2 3*8 4 24 -4 = 20 is this right way? 29 - (3+5) *2 +3 i got 16 is that right? 5-[6+3(-40/8) + (-2)exponent 2 i got 9 x5 = 45 + 4 = 5 -49 = -44 is that correct? [-6*(2-4)]/(-2)-(-9) i got -1.71
7. ## Algebra Can someone who is serious respond

Can someone check my answer please? Find the corresponding y values for x= -2,-1,0,1,2,3 if y= x^-x-2. My answers are under Y. X Y -2 -4 -1 -2 0 -2 1 0 2 4 3 10

what is the value of the expression (4.32 x 10^-3) + (6.025 x 10^-3) ? i came up with either 0.010345*10^-3 or 10.345*10^-3 and when i check them they're both wrong.
9. ## Algebra 2 Answer Check (Reiny)

Compress f(x) = |2x| - 3 vertically by a factor of 1/4. A: g(x) = |8x| - 3
10. ## Math add subtract fractions

Can you check my answers: 2) 5/8 - 1/4 i got: 3/8 4) 1 1/2 - 2 4/5 i got: 7/10 6) 5 7/8 + 3 5/12 i got: 9 7/24 10) 3 1/2 + 2 2/5 i got: 5 9/10 18) 6 7/12 + 4 5/12 i got: 11 20) 7 9/10 + 3 3/10 i got: 11 1/5 22) 18 3/8 + 11 6/7 i got: 30 13/56 24) 26 9/10 +
11. ## CHECK IF THESE ARE RIGHT PLEASE!

27-(-16)=43 -16(-43)=59 -156 - 98=-254 -192 - 47=-239 0 - (-51)=-51 -63 - 89=-152 -12 - (-21)=9 92 - (-16)=108 -86 - (-19)=67 17 - (-46)=-29 -78 - (-53)=-25 THANKS!
12. ## double check me please. math 012

4(5-w)=-w _________ 3 this is a fraction with 3 being on the bottom. do you come up with w=20? thanks
13. ## College Algebra

Can someone check my answer please? Find the corresponding y values for x= -2,-1,0,1,2,3 if y= x^-x-2. My answers are under Y. X Y -2 -4 -1 -2 0 -2 1 0 2 4 3 10
14. ## Algebra2

Check? Find the center and radius of the given circle 1. x^2+y^2+10y+21=0 = 5

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?
16. ## Math help

Solve this equation and check answer Fraction→n/56=8
17. ## Alg 2

check for extraneous solutions. 0, 7^4 2^4, inside the equation x^5/6 = 9x^7/12 - 14x^1/3
18. ## Algebra

Factor the trinomial. t^3-4t^2-32t = t(t+4)(t-8) can someone help me pleaseand check my answer.
19. ## algebra

Solve the equation check for extraneous solutions 9[9-8x]=2x+3 please explain
20. ## MATH

i need to write each expression as a product of the same factor: * = multiply can you check these please a^2 i got a*a 19^3 i got 19*19*19 -6^2 i got 6*6*-1 -x^3 i got x*x*x*-1 (-5)^4 i got (-5)*(-5)*(-5)*(-5)*(-5) 4^3 i got 4*4*4 -(10)^2 im not sure how

I think its A, Select the mathematical sentence that is true. A. 2 • (8 – 5) + 3 < 7 + 3 • 2 B. 2 • (8 – 5) + 3 > 7 + 3 • 2 C. 2 • (8 – 5) + 3 = 7 + 3 • 2
22. ## math

can someone please check my answer for me? thanks in advance 9(x+4)=3(3x+2)+30 I got x=8 is this correct if not could you please tell me where I missed the step at?
23. ## Math(Check)

Given that tan(Q) = -3/4 and Q is in the second quadrant tell the value of the cosQ cos=-4/5 Correct?
24. ## Science

how many times does the sun appear to rise in a week? A) one B) Five C) seven D) not there I think it's c) seven. Plz check. Thank you!
25. ## U.S. History (Answer Check)

What act triggered violence in Kansas?
26. ## 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?
27. ## algebra

can someone please check my answer for me? 6-2x=6x-10x+14 I got x=-2 is this correct? if not please let me know which step I missed.. thank you

Divide 5x^4 - 3x^2 + 8x + 6 by x^2 + 8 My answer was 5x^2 - 43 with a remainder of 8x - 338. Is this correct?
29. ## Math help

Solve this equation and check answer Fraction→n/56=8
30. ## Algebra II (check)

Use synthetic division to find (2x^3 - 5x^2 + 7x - 1). _1|2 -5 7 -1 2 -3 _____________ 2 -3 4|-1 2x^2 - 3x + 4(answer)

32. ## algebra please check :(

find the midpoint of the line segment having the given endpoints(0,5) and (0, -8). (0+0/2, -8+5/2) = (0/2,-3/2)= (0,-1.5) P = (0, -1.5)
33. ## word unscramble

xhfzhgzhoita Check the spelling. I found no matches.
34. ## math

8x -5y =20 5y -8x=-20 x= -4 Solve the system of equations by graphing. Check this problem for me.
35. ## Mrs.SueALGEBRA order of operation problems

Can you please check if i have these right? 3 + 15 - 5 x 2 = 8 5 x 6 + 2 x 4 = 38 48 / 8 -1 = 5 68 - 12 / 2 /3 = 66 6 (2 + 7 ) = 54 25 - (6x4) = 1 3 [ 9 - (6 -3)] -10 = 8 60 / (3 +12) = 4 4-2 + 6 x 2 = 14 18 / (5 -2) = 6 16 +24 / 30 -22 = 5 2[4 (9 -7 ) + 1
36. ## Math 8R Qs. Check!!!!!!

Why is 2/5 not an integers? my answer - because it's not a whole number is it correct is there anything else I should add????
37. ## Algebra II (check)

Assume that no denominator equals 0. 5x^3(7x)^2 = 5*7*7+x^3+x^2 = 245x^5(answer)
38. ## English

What are the answers for chapter 9? Final Check: Money Problems
39. ## Algebra 1

PERFORM THE INDICATED OPERATIONS AND SIMPLIFY. x-8/x-9-x+1/x+9+x-27/x^2-81=x^3-81x^2-7x-27/x^2 Can you check this equation for me.
40. ## algebra 2 please check

Write an equation for a parabola with vertex at (-4 , 3) and focus at ( -4, -2)? I have this.... (X+4)^2=20(y-3)

Which expression is equivalent to 4x4x4x4x4x4x4x4? a. 4 x 8 b. 8^4 c. 8x8 d. 4^8 I think D.
42. ## drbob222

Can you check my previous postage I'd reply already. Thank you done below What are about the other messages are they okay too. I think I just finished with all of them.
43. ## DrBob22

Can you check my answer in the last boiling point topic I posted? Thanks.
44. ## Physics

I have to check that Maxwell's equations are dimensionally correct. How the hell can I do this? Thank you very much.
45. ## pre cal--check

Name all the values of x that are not in the domain of f(x) = (2–x^2)/ (x+ 5) I got only x= -5 because that's the only value that would make the denominator zero.
46. ## Math problem check

Subtract and Simplify: 4a^2/(a-b)-(4b^2-8ab)/(b-a) I have the answer as 4(a+b)^2/(a-b) or should it be 4(a-b)^2/(a-b)

What is the oxidation number of chromium in K2Cr2O7 so k=+1 (2) = 2 O=-2(7) = -14 2x + 1 +(-14) = 0 2x-12=0 x=6 so Cr is 6 Is this correct?? Thank you!!
48. ## Check my calc please

Use the graph of f(t) = 2t + 2 on the interval [-1, 4] to write the function F(x), where f(x) = x∫-1 f(t) dt a. F(x) = x^2 + 3x b. F(x) = x^2 + 2x - 12 (my answer) c. F(x) = x^2 + 2x - 3 d. F(x) = x^2 + 4x - 8

50. ## Math

1. |x+3|=4 x = 1, -7 2. |x-2|=6 x = 8, -4 3. |x-5|<3 x = ?? 4. |2x+3|>*17 x = ?? [>* means greater/less than OR equal to] Please check. And show how to do numbers 3 and 4. Thank you.

complete the statement 4c = blank p A.2 B.1(I PICK THIS) C.8 D.16
52. ## math estimating w/fractions

can you check my answers: estimate w/mixednumbers: 8) 9 1/11 - 3 7/9 i got: 9 - 4 = 5 9) 4 1/2 - 1 24/25 i got: 4 - 2 = 2 12) 9 8/10 + 8 2/10 i got: 10 + 8 = 18 14) 4 5/9 + 5 9/10 i got: 4 + 6 = 10
53. ## ss

help i have a question i need help with and can you check my answer 10. most of Venezuela's population lives (1 point)
54. ## English

What's a good website to check writings: paragraphs? If free much better.
55. ## social studies

article on "role of media to check corruption"
56. ## Algebra

I have answered the question but not sure how to check for extraneous solution. x/(5x+4)=3 The answer is -6/7
57. ## Math

Find the general antiderivative of f (x) and check your answer by differentiating. f(x) = x^5 + 9 Need Help.
58. ## Lif oritation

Wht are the check and balance that control the media?
59. ## Math

3/7 x 14/15=2/5 1 1/3x 5/8=5/6 1 2/9x 1 1/2=2 1/3 can you please check the above problems and let me know if I got the correct answers in simplest form.
60. ## Math

Divide. Use estimation to check. 585 divided by 3 solve
61. ## Math

Write the answer in simplest form: 1. 1/3-2/9=1/9; 2. 3/5-1/10=1/2; 3.1/2-1/8=3/8; 4. 2/3-1/6=1/2; 5. 7/12-1/3=1/4; 6. 4/5-2/10=3/5; 7. 7/15-2/5=1/15; 8. 3/4-3/16=9/16; 9. 5/8-1/2=1/8; 10. 1/2-1/5=3/10 please check my answers... Thanks
62. ## math

Can someone check my answers: write out each problem with repeated addition. 3*0= 0*13= 20*0= I got 0+0+0 0+0+0+0+0+0+0+0+0+0+0+0+0 0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0+0
63. ## Math

R varies jointly as S and the square of T. If R is 32.4 when S=0.2 and T=9, find R when S=0.5 and T=5. I believe the answer is R=25, could someone check this for me?

Who is right about Willy Harris? My Answer- Ruth But is Mama also right?
65. ## English

Thank you very much for your last corrections. Can you please check the following sentences I wrote on the Canterbury tales, please?

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?
67. ## Math check

subtract and simplify: 4a^2/(a-b)- (4b^2-8ab)/(b-a) I have the answe as 4(a-b) is this correct?
68. ## algebra

can someone check my answer please? Solve for indicated letter. b=8c ,for c the solution is c=b/8 ? is this correct?
69. ## niit, Dit course

use if else n check dat it is leap year or not in pseudocode
70. ## ALGEBRA

can I please get some help with this problem. FACTOR . CHECK BY MULTIPLYING 4x²+12x
71. ## math or chemistry

Check pls. 5.4 x 10^-2 by 2.5 x 10^-3 by 7.9 x10^-3 m volume = 107.44 x 10^-8 m^3

What is the slope of the line that passes through the points (–2, 5) and (1, 11)? A. -6 B. -2 C. 2 D. 1/2 ----I think its this one...
73. ## college

What is the ICD-9-CM code for a routine infant health check?
74. ## american literature

Can anyone check my research paper and tell me what i did worng and how i can improve it?
75. ## Algebra

Evaluate the algebraic expression for the given value of the variable. -4,x^2-18= -10 Please check my answer

77. ## LOGARITHM

Ln(2x-1)^2=7 solve for x. Please check my answer!!! =17.0577259793 Is this number too big?
78. ## Social Studies

What are four ways that congress can check the power of the president?
79. ## maths

Solve this equation by completing squares and then check the solution.. x = 21/x-4
80. ## algebra

please check and complete this problem using factoring and zero-product property: x^2-x-2=4 x^2-x-6=0 -3+2=-6 -3+2=-1 (x-3)(x+2=0 so either x-3=0 or ?
81. ## Basic Algebra

solve the equation & check your solution: 2/5x-9/25x=5
82. ## English

Can someone check some sentences for grammar and punctuation errors? Also, what are your hours?
83. ## French - SraJMcGin

Can i post my paragraph for Ms.Sra to check if correct.. if possible
84. ## Civics

Which rights have allowed for citizens to check the powers of government?
85. ## check my answers pplz

1. simplify 6(a+3b)-4(2b-5a) is the answer 26a+10b
86. ## Math check

Use the distributive property to rewrite this expression. 4(y+8) Is the answear 4y+8?
87. ## Math

Check My Answer Please. Which statement is an example of the Identity Property of Multiplication? 8 • 0 = 0 8 • 1 = 8 8 • –1 = –8** –8 • –1 = 8
88. ## Algebra 1 Answer Check

Factor this trinomial. -16x + 20x + 6 A: -2(4x + 1)(2x - 3)

Find the derivative of the following: 1=x^2+4xy+4y My answer is 2x. Is this correct?
90. ## math check

how much time elapsed from 4:43am unto 12:04 pm? 7hrs 21 mins
91. ## computers

What is the main disadvantage of relying on spell check on your computer?
92. ## Economics

why the money supply does not change when one individual writes a check to another?

Problem: (x+2)/2x^2+5x+2 + (x-3)/2x^2-5x-3 What I Got: 0 at x=0, one gets 2/2 + -3/-3 which is not zero. You messed up a sign, I suspect. you are right girl
94. ## Algebra

Solve algebraically and check your potential solutions: sqrt((x+2) -x =0
95. ## algebra

P +4- 2 (p-10)> 0 Please check, it was marked wrong P+4 -2p +20 > 0 -p+ 24> 0 -p >-24 P > 24 Answer choices are 29, 26, 24, 22 Please explain thank you
96. ## COMPUTER

FUNCTION PROCEDURE TO INPUT A STRING AND CHECK WHETHER IT IS PALINDROME OUT NOT.
97. ## Algebra

solve the eauation check for extraneous solutions. log5 x=4
98. ## math

Explain how to use multiplication to check the answer to a division problem
99. ## Math

Can someone please check this to see if I have reduced to simplest terms: {(-x-y)X(x-y)}/{(x-y)^2 + (x+y)^2} I get -1/2 (x-y)(x+y)divided by (x^2+y^2). Is this right and if so, can it be simplified any more? Thanks so much.
100. ## science

Dr bob, can you check my reply to chem question from andy thanx