Math(Please help)

181,141 results, page 27

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

math algebra 1a&1b

i keep gettin a decimal or a zero on this problem -3(3x+15)-(10+X)=35 PLEASE HELP

MATH!!!!!!!

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

math

i need help by knowing how to find area with 3 shaped in all please help

Math Please help urgent answer

What is the maximum value for 5sin(5t-pie)

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.

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

5th grade math

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

Math

Could some please help me to find the additive inverse of -9 on the 12-hour clock.

math help PLEASE

divide 891 by 40 and write the quotient as a mixed number

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.

math

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

math grade nine

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

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!!!

Math(please check)

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?

Basic Math

I cannot figure this one out 12x+13y(12+6). Please help!

Math-Please help :(

Construct a truth table for the statement. (p ↔ q) → p

Math....please help

Construct a truth table for the statement. (p ↔ q) → p

math

given the equation of this line - 2/3X +5y=7, please find the slope of the Y intercept

math

please give examples of working models on SAS congruence

Math help please

i tried these quesions so manytimes , but i just cant get he rigt answer ! 1.) 4(2-a)^2-81 2.) -(x-y)^3 3.)3x^2-27(2-x)^2 4.) 9(y-1)^2-25

Math !!!!! Help please !!!

i tried these quesions so many times , but i just cant get he right answer ! 1.) 4(2-a)^2-81 2.) -(x-y)^3 3.)3x^2-27(2-x)^2 4.) 9(y-1)^2-25

Math-PLEASE. HELP.

Write an equation for the linear function f with the given values. f(4)=-8, f(-3)=1

math logs - please help

True or false: 2 ln x / ln 5 = ln x^2 - ln 5 for all positive values of x.

Math

I do not understand please explain for me solve for the indicate letter x=13+x, for x the solution is x =

math

Hints to solve following nonlinear equation please? y=-4.9x^2+20x+10 9.8x+y=20

Math

X=x^2+3x-10. Graphed as a parabola Include the x,y table please. And line of symmetry.

Algebra; Please help.

Describe how you can use mental math to find the product. 15*25

Math

Is 4^33 + 3^44 divisible by 5? Please help ASAP. This is due tomorrow. Thank you very much :)

Math -Tutor help only please!

Solve: 2/12x-3/12=8/12 Is x = 11/2 the correct answer?

math

2cos^2a*cos^2b+2sin^2asin^2b-1=cos2acos2b how to prove it,please help me

Math Problem

Please multiply and simplify the answer I am having trouble with (3x+7)(4x^2+2x+8)

math problem

subtract the polynomials please help having trouble (-12a^2+3a+3)-(6a^2+3)

math problem

Please help I'm clueless factory completely 64c^2-121

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