188,610 results, page 29

If f(x)=x^2+1 and g(x)=1/x, find [f o g](x) I need a little help in getting started. Please and Thank you.
2. ### Math

What are the like terms in this expression. 3ac + ab - ac + 2ab? Explain please?

5. ### Math

please illustrate how to rotate a triangle counterclockwise from the origin with coordinates A(2,0),B(7,0), C(7,2). Thank you.

7. ### math

(x+y+5)+2x=180 find the value of x and y. please show you got the answers.

9. ### Math

The vertices of triangle ABC are (2,2), B(3,-1) and C(0,1). Find the coordiantes of the circumcenter.

12. ### Help! with another math problem

What is 0.06% of 250? Please show the steps on how you got the answer...
13. ### math b

i need help with these problems please [6-2x]<4 which is the numeral set for [2x-]<5 1.[x]-4<x<1] 2.{x]x<-4orx>1} 3.{x]-1<x<4} 4.{x]x<-1orx>4}
14. ### math

i need help with these problems please [6-2x]<4 which is the numeral set for [2x-]<5 1.[x]-4<x<1] 2.{x]x<-4orx>1} 3.{x]-1<x<4} 4.{x]x<-1orx>4}
15. ### math 117

Is this right (3 x 10^4)(2 x 10^2) = 6.0 x 10^6, can someone please explain : ) I have no clue...

17. ### math

(1/x - 3/x+4) / (1/x square - 16) please help me with this question if you can show the work or explain how to solve.

solve by expressing each power by the same base. 2^(1+2x)=32
19. ### math

If a line is horizontal, its slope is 1) 1 2) 0 3) undefined 4) neative please explain ..thanks!
20. ### math 10 slopes eqaution!!! HELP! please

solve and comparison: a)4x-9y+4 6x+15y=-13 im so lost!!!!!

22. ### math

Please tell me if this is correct 90mm=900cm and 1400mm=14,000cm
23. ### math

Use the solution of the system below to find x-y: 4x-2y=11 3x-4y=-6 a 11.3 b 0.1 c -0.1 d -11.3 please explin how to do this. Thanks!!!
24. ### math

Use the solution of the system below to find x-y: 4x-2y=11 3x-4y=-6 a 11.3 b 0.1 c -0.1 d -11.3 please explain how to do this. Thanks!!!
25. ### Gr. 10 Math!

Factor by Grouping. PLEASE SHOW ME THE STEPS! 1.) 8a^2+12ab-3b^2-2ab 2.) x^2+5x+7x+35 3.)
26. ### math

Evaluate: 3^2 + 2^2 x 5 - sqrt 25 over 8 - 4 / 2 + 2 I am confused on the order in which I solve this. Please help!
27. ### math

Can the remainder in division ever be equal to the divisor? please explain?
28. ### math

please show the working out of how the 48.6 m is acheived. ( 400.9 m^4 s^-3 ) / ( 5 m s^-1 x 0.0007 s^-2 )1/3 = 48.6 m

30. ### math

f(x)= -9x-10 What is the slope and the y-intercept I have no idea how to do this. Please help 6x+7y=39 x=50-6y what is the solution of the system
31. ### math

2x + 5y = 8 5x + 2y =1 So that means these lines are perpendicular line please correct me if I am wrong.
32. ### Math

2p+7p=54 It says to combine like terms and solve the equations but i don't know how to. Please help?
33. ### Math

For y = a sin x 'a' is called the amplitude. What effect does 'a' have on a graph ??? Please help if you can .

show the given fractional amount in an equalivalent decimal, 5/8 and 13/26
35. ### Math

Please help me find the pattern 212 , 106 , 135 , 67 , ___ , 47.5
36. ### Math

Please help me find the pattern 212 , 106 , 135 , 67 , ___ , 47

38. ### Math

{-1, 0, 1, 2, -1, 0, 1, 2, -1, 0, 1, 2, 1, 1, -2} I need to find the standard deviation of this set of numbers please help!!!
39. ### math i need help please

some one help me on my 10 question look for a answer
40. ### Math

Can you please check to see if this is correct: -5 = x-(-17) After doing my work I got x = -22

How do i find the number of degrees in a point angle...for example {6/2}
42. ### math

I'm not sure how to divide rational expressions: ((1/x+1)+(1/x+2))/((1/x+2)+(1/(x+3)) -I got ((2x+3)(x^2+5x+6)/(2x+5)(x^2+3x+2) but it was wrong? Please help!

45. ### math

solve for w, P=2l+2w could you please show me how this is done and explain the rules. i'm hopelessly lost with this. thanks.
46. ### math 12

Could you please show me how to solve this question.If 2 cos A-1=0, where 0< or = A < 2pi what is A equal to?

What is the solution of the interval notion? x less than 6 and x greater than -3

49. ### math

factorise 7x^2 - 19x + 10 13x - 20 - 2x^2 28n - 10 + 6n^2 please can you show me the method thanks

51. ### Math

Did I do this problem right? Add. (x^9-2)+(x^9+2). Here is what I did: (x+x)^9+(-2+2) 2x^9+0 Is this correct? If not could you please explain it to me? Thanks.
52. ### math

I'm having trouble simplifying two problems with exponents. Please help. Thanks. 1. [(-2)^4]^3 2. 10^7 . -1/10

54. ### Math

Multiply and Simplify: Can you please show me the steps on how you get the answer. Thank You 2/4n+6 times n^2+2n-3/n+1
55. ### Math

Solve for the indicated variable. Can you please show me the steps on how you get the answer so I know how to do it. Thanks. F=9/5C+32, for C
56. ### Math

Can someone please condense this expression. I do not know how. 1/2ln(x^2+1)-4ln1/2-1/2[ln(x-4)+lnx]
57. ### math

this is the third and final problem I can not figure out. Help please Divide (x^4 - 8x^2 + 15) / (x^2 -3) =
58. ### Math

Could someone please show me how to solve this Prove tan(-è) = -tanè
59. ### math

I am having trouble finding the x and y intercepts in this equation. Can someone please help me? y=-5-5x

64*15 divided by 56 rounded by precentage ( % 's ) help please urgent!!!
61. ### Math

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?

64. ### Math

Can someone please tell me what the vertex and line of symentry would be for r(x)=-3(x+3)^2.. Thank you
65. ### Math

Limit as x approaches 8 of [(8-9x)^(1/3)]/[(x-6)^3] ...I'm not quite sure how to approach this question. Help please? thank you!

Find the real solutions of each equation. x=2 srqt 6x-36 I do not know where to start.

Find the real solutions by factoring. 7x^3 = 2x^2 x^2(x+7) = x(x+2) x=0 x=-7 x=-2 Is this correct?

x 0 2 4 6 y 8 18 28 38 If x=8 then y=??? Please answer in equation form like y=....

Determine whether the points (0,3)(-2,0)(2,7) are on the graph of the equation y = x^3 - 2x +3? How would I do this?

71. ### math

Please guide me in factoring completely while showing work ty -8x^3+4x^2-2x
72. ### math

what are all the fact families of 3, 4, 7, 10, 11. i'm not to sure how to answer this question. can anyone help please
73. ### Math

please give me an example of a positive and a negative nonzero integer. Thank you.
74. ### Math

I need Help in the study unit for pennfoster on The Accounting Equation please!!!!!!!!!!! THANK YOU
75. ### 5th math

what is the mode for the following number? 9,5,3,6,5,2,4, please !show me how to do this problem> thank you!!
76. ### math

how do you arrange these following numbers to make this equation true 18,9,24,20 and to =18 please help....

78. ### Aims math [help please very appreciated]

Solve fro x. 15x+4=21+2x
79. ### Math

log8(768 x 16) --> the 8 is a subscript to log --> please show steps.

81. ### math algebra 1a&1b

the problem is 2(9n-1)+7(n+6)=-60 i get how 2 do it but i get confused on wat 2 do and then i get mixed up and mess it up please help

83. ### MATH!!!!!!!

state whether or not a constant will appear in the expansion of (x+y)^11 what does this mean? please help
84. ### math

What is the maximum value for 5sin(5t-pie)
86. ### math

Find the x-intercept 3x-5y=14y+9x I think y=0 but 3x=9x does not make sense to me. Please help me. Thank you.
87. ### MATH

10*9*8*7*6*5*4*3*2*1 = 10! Can this be true?! Why or why not? Im totally confused with this. Miley would like your help, please and thank you<3

i need help with fraction 3/5-3/15= ? PLEASE SHOW ME HOW TO DO THIS PROBLEM,THANKS!!
89. ### Math

divide 891 by 40 and write the quotient as a mixed number
91. ### Math

How to simplify this equaiton? -5[55-(14-84)]=? I know that what is in the ( ) comes first so what do I do after -5[55-(-70)] please help me understand this.
92. ### math

How many ways can we select a group of 4 people from a class of 27? Please explain

can someone please tell me if this answer is correct p-3+2p-9=0 p+2p-3-9=0 3p-12=0+12=0 3p/3 = 12/3 p=4
94. ### Math

/-8/+/5/ Simplify??? the lines are supposed to go straight but ya i cant find how to do this or the answer please HELP!!!

1) Differentiate the following: a) y=(x^3+5x)^6 (x^2+1)^7 (6(x^3+5x^)^5 * 3x^2+5) + (7(x^2+1)^6 *2x) * (x^3+5x)^6 b) y=(x+1)^2 / x^2 (2(x+1)*1) * (x^2) - 2x *(x+1)^2 all over (x^2)^2 Are these correct?