Math(Please help)

183,433 results, page 27

math

could someone please tell me what the other angle identity is? Thank you much!

math

if f(x= 5x - 1 find f(a-2) Please show me the work so I can understand how to arrive at the solution. Thank you. f(a-2)=5(a-2)-1

OH MY GOSH! WILL SOMEONE HELP ME ALREADY?!?!?!

Please see MATH DUDES!!! for my 3 questions.

math-solving for X

solve for x: 1. x = (m/n)x + 2 2. x = [2/x] - [2/(2x+1)] = 1/(x+1) I don't understand how to properly isolate X to get the value of x...please help!

Math

n - is the _________ of a number and 4. 4 Can you please help me with this problem. I am stuck. It has to have 5 letters.

Math

Please help with the below. I don't understand the previous answers. Find the variable? 8C + 1 = 7C-2(7+C)

math

lcm is hard for me can you give all the anwers to my homework please

Math

please help how would i find the unit rate of $112 in 8 Hrs

Math Help please

Solve the following system of linear inequalities by graphing. 3x – y < 2 x + y > 2

math

FIND the integer of N=abcd....yz let M=zabcd....y if M=3N what was N? please help me figure it out!

Math- help please

what is the greatest common factor of 245, 385, and 539

math

Which equation has the complex number 4-3i as a root? 1) x^2+6x-25=0 2) x^2-6x+25=0 3) x^2+8x-25=0 4) x^2-8x+25=0 Can anyone please teach me how to do it?THANKS A LOT!!!

Math

how do you evaluate these numbers? /-48/-/-20/ -/-51/ I have looked every where and I need help please.

math!!

If sin x=-.6 and x is in Quadrant 4, find cos x/2 I have no idea how to do it!!!PLEASE HELP!!!!!!!!!!

Math

Can someone explain to me how to do this please!!! Solve the system of equations graphically: x+y>3 x-y<6

math

parabola with vertex at (3,-2) and a directreix of x=2. how do i wrtie this as an equation....PLEASE HELPPPPPPPP

Math

Please tell me if I am right. Solve the equation 8(9x-1)=29 answer: x= 37 / 72 or 37 ___ 72

Math

Please help I am a little confused!!!! Graph using the slope and y-intercept.. x + 3y = 9.

Math 116 algebra please check

Solve -8¡Ü4x-7¡Ü-2 The solution is -1/4,5/4

Adv. Math

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.

Math

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

algebra

1/2x+6=1/3x Please help. my college grad mom can't help with my 8th grade math!

math

true or false: [-8]+[3]=[-8+3] show work or explain answer please.

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.

math

which is bigger kilometer or meter? how much is 1 nanomter to centemeter? please help.thanks.

math

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

Math

arramge terms in each polynomial in ascending powers of y. y^3+xy^2+y+2-2x^2t+3xy^3+x^3 please help.

Math

Please help! How does adding partial products help you solve a multiplication problem?

math(Please help!!!)

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

fractions math

7/8 divided by into 3 1/2 please help I got 0.014 is this correct

Help! with another math problem

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

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}

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}

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...

Math 117

I need to solve 2.4 x (104)2 = 499.2, but how is that the answer, please help thanks

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.

math- please help quick

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

math

If a line is horizontal, its slope is 1) 1 2) 0 3) undefined 4) neative please explain ..thanks!

math 10 slopes eqaution!!! HELP! please

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

math

how do you reduce when u divide fractrions.please help. answer as soon as possible. thanks yo!)

math

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

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!!!

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!!!

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.)

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!

math

Can the remainder in division ever be equal to the divisor? please explain?

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

Math

I am having probles with solving systems of equations by graphing please help!! y=4+2/3x 2x=3y

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

math

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

Math

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

Math

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

please help math!!

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

Math

Please help me find the pattern 212 , 106 , 135 , 67 , ___ , 47.5

Math

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

math

how many different figures can make with only 2 parallel sides?? please help me

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!!!

math i need help please

some one help me on my 10 question look for a answer

Math

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

Math please help

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

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!

math

please help me on the following: prove the identity. cos4x = 1-8sin^x2cos^2x

math

please help me on the following: prove the identity. cos4x = 1-8sin^x2cos^2x

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.

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?

MATH - Can someone please help!

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

math

Find the slope of x=-6 unsure where to start here can someone please help?

math

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

Math

express 53 as the sum of 4 or less perfect squares please help me solve, thanks!

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.

math

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

Math (repost)

Given f(x) and g(x)=f^-1(x). If f(1)=4 and f'(1)=-3, then find g'(4). ...No idea where to start with this. Please help? Thanks much!

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

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

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]

math

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

Math

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

math

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

4th Grade Math

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

Math

how do you add,subtract,and multiply decimals? please don't put a link.

Math(Please check)

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?

math

please help. graph the equation and identify the y-intercept for 2y-5x=-2 in ordered pairs

Math

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

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!

math(please help)

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

Math(Please check)

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?

5th grade Math

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

Math(Please help)

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?

Math

Find the center and the radius of the circle which (6,-2) and (-4,4)are endpoints of a diameter. Please help!

math

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

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

Math

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

Math

I need Help in the study unit for pennfoster on The Accounting Equation please!!!!!!!!!!! THANK YOU

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!!

math

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

math

how do you arrange these numbers to make this equation true 7,26,46,15 to =160 Please help.....

Aims math [help please very appreciated]

Solve fro x. 15x+4=21+2x

Math

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

Math/Trig

Convert 2pi/3 radians into degrees please

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

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