# Math(Please help)

181,141 results, page 23

### Math(Check Please)

1. Which line is the flattest (or is less steep)? Why? a.

### More Math To Check Please

4c^2 - 12c + 9 This is what I got: (2c+3)(2c-3) *Is that correct.? No, it is (2c-3)^2.

### math

solve the matrix equation for ax=bx+c for x={x1} { x2} where a= { 6 0} b={-1 -2} c= {1] [15 1} { 4 -2} [2} please show work if you can

### math

so if 98% is 0.98 then what % would 9.8 be? please do not multiple post the same question,Thanks.

### Math(Please Help)

Problem: x/4 - 4/x = 0 Directions:Solve the rational expression. x = -4 x = 4

### math

is (-1, 5) a soultion for each system? x + y = 4 x=-1 can someone please explain how to solve this? thanks.

### math

If (x+4) is a factor of -x2-11x-w = 0, then the value of w is: a.-60 b. -28 c. 28 or d.60 Please explain your answer. Thank you.

### Math

Could you please show me how to do this? It says to use the elimination method. 2x-y+2z=-7 -x+2y-4z=5 x+4y-6z=-1

### Math!! Please help

how can I solve the equation t=13 x 1 fifth? what would the total be?

### math

2.5+2.5 ________ 5 What does that mean someone please answer question

### math

If a2 + b2 = 15 and ab = 3, then the value of (a-b)2 is: A. 21 B. 18 C. 12 D. 9 E. 3 I really don't understand how I could possibly get this... can I please get some help?

### math

Please explain the steps on to solve this equation. x^-6 - 8x^-3 + 16 = 0 k^-4/3 - 10k^-2/3 + 21 = 0

### Math HELP please

____ How do you simplify these? / \/ 24 Including numbers such as 40 60 and 48?

### math

Can anyone please teach me how to solve for x in terms of a,b,c in this problem? Thanks a lot! ax^2+bx+c=0

### math

How to find the solution set in a+bi form for this equation? 6x^2+4x+1=0 PLEASE HELP!THANKS!!!!

### math

please help factor prime expression 4k^2+20k+25 16e^2-4 thank you thank you

### math

what is the slope and y intercept for the equation y=2/3 x +1 please show the work Thanks

### Math 116 algebra please check

Evaluate x+y/6 for x =57 and y=3 the answer is x+y/6=10

### Math 116 algebra please check

Solve -0.8x < -56 The solution is x<70

### Math 116 algebra please check

Solve 8x - (5x + 7)= 17 The solution is x= 8

### Math 116 algebra please check

Solve 5/2x + 1/4x = 9/4 + x The solution is x 9/10

### math

I know i'm a slow bunny and the answer is in my face but please help! (4p-1)(16p^2+4p+1)

### math - scientific notation

please check. thanks. (8.3 x 10^-15) (7.7 x 10^4) = 6.391 x 10^-10 Is that right?

### math

please help for this question y1= x^-5x+6 and its reciprocal: discuss what is the consequences for y1 to 1/y1 as x --> +- infinity?

### Math

Express 5(sqrt3-5i) in polar form. I don't undersand. Please and Thank You

### math

please help simplify (xy^5)^3/x^y^4 is the answer xy^11 let me know if u don't understand b/c of how i setup the question

### math

I really need help with this problem!!! Solve for the unknown: 8/52=m/39 Help Please!!!!

### Math

i am having problems solving this question can you please help? b[(12c-3a)2-10= a=2, b=3, c=4

### math

write each decimal as a percent. 2.687 0.015 0.64 please help me with these!

### math [ i need help with these.]

2. 2x(x+3)=0 2x^2+3x=0 [i don't know what to do.] 3. y^2+8y=0 4. x^2+3x=28 5.2x^2+9x-5=0 2x^2+9x=-5 [please help me by starting off the problems, or explaining for each.]

### Math

Graph each of the equations given using a T-chart. 1. x + y = 3 2. 3x + y = -4 Help please I don't get it. Thank you,

### math

Could someone please check these for me? 1. Find the function value if x=2 f(x)=x^3 F(2)=8

### math

will you please help me find out the definition to the word RANGE ?

### Math

f(x)=x^2-6x+2 Find the h, the x-coordinate of this parabola. Can you please show work??!!

### math

Solve the following equation -5x + 1 > 11 Please include work

### math

can someone check this please find indicated outputs for f(x)= 4x^2 - 2x f(0)=0 f(-1)=6 f(2)=14

### math

is this a radical expression ã12-ã27+ã75= please help

### Math

please explain to me how to figure out what fraction is greater. ex. 5/6 __ 1/8

### math

what is the formula for the area of a trapezoid? please include a diagram

### Math (graphs) PLEASE help!

I need a suggestion for what to go by for a couple of charts. 1. (-4,1), (-1,3.4), (1.5, 5.4), (6.4, 9.32) and (9,11.4) 2. (-4, 4.4), (-1, 2), (2.4, -0.72), (11, -0.76), and (14, -10) Thank you!

### Math/Algebra

Can you please help me with this question. Use a model to find (a+b+c)^2

### Gr. 10 math

Factor by Grouping.please show me the steps!!!!!!! 1.) y2+11y+30 2.) x2+4x-5 3.) a2-a-56

### Math

What is a positive angle less than 2 pi that is coterminal with -pi/30? im so confuseddd i don't know what to do!!!!! please help

### math

state the slope and the y-intercept for the graph of y=-4x explain please

### math- pre algebra

can you help me with this equation and may you please show your work? -3=3-y

### math

What is the linear system? 2x+2y=16 4x-6y=2 I am using elimination to solve Please help!

### Math

I am not sure of this problem could you please help me? Thanks. Use sets to verify that 8>6.

### math

3x + 5y = 11 are (9,-3) a solution. the answer I got was no can someone please help me if that is incorrect.

### math

please guide me in writing this ratio to the simpliest form - 3 1/2 to 14

### Math

PLease help with this problem. My friend and I differ on answer. (3abc^2 )^4/(7a^2 b)^4 =

### math

Please help!!! Write 4 7/8 as percent: 4/1 *7/8 = 7/32 = 0.21*100= 21.875% is this correct?

### Math

Can somebody please help me with rounding decimals to the nearest tenth ??

### Math

r/5-3=2r/5+16 Please help me solve for r, I just can not seem to figure it out.

### MATH 116

graph the equation & identify the y-intercept PLEASE!!! X + 5Y=25

### math

please help, I have a test tomorrow and i don't get this. solve by substitution 1. y = x - 3 x + y = 5 2. 5x + 2y = 0 x - 3y =0

### Math

Please help, how do I solve this: 7 gal/wk = ___ qts/hour

### Math for educators

Help please! What is the domain and range for the following numbers 2.68, 2.58, 2.38? Thank you

### math

solve the equation and please show the work. sqrt x+2-5=0

### math

I meant 142 divide 24,please show how you solve it.

### math

Please prove: 2sinx+sin2x = 2sin^3(x)/1-cosx

### math i need help please

solve the equation 13a=65 a.845 b.30 c.5 d.15

### math

1) Find the period and the amplitude. y= 3 sin 2x Please explain!!!

### Math

1) Find the period and the amplitude. y= 3 sin 2x Please explain!!! I do not know how to do this.

### math

Solve this equation: -9h - 6 + 12h + 40 = 22. can u please help i'm lost here.

### Math

-10m^-1y^0r _______________ -14m^-7y^-3r^-4 Please help me simplify this polynomial.

### Math 1

Please also explain how you got the answer if you know it. Thanks. : Solve for x. x2-4x+2 = -2x+5 A) (-1,7) B) (3,-1) C) {-1,7} D. {3,-1}

### math

Please also explain how you got the answer if you know it. Thanks. : Solve for x. x2-4x+2 = -2x+5 A) (-1,7) B) (3,-1) C) {-1,7} D. {3,-1}

### Math

Can you please check to see if these are right? We have to set each of them to y. Thank You. x-y=-3: y=-3x 2x+y=5: y=5-2x 2x+y=8: y=8-2x

### Math!!

Change 450% into a a fraction Please help LOVE YA!!!

### math

L,M,N,O and l,m,n,o are they equal, equivalent or neither? I can not figure this out please help.

### math

Can someone please help. I keep coming up with different answers. 3x - 2 > -2x + 4

### Math

solve by addition method: please show work. -3x + y = 3 2x -3y =7

### Math

Could someone please help me with this question? Thanks! Reduce (x^2-5x+6)/(x-2) to lowest terms

### Math

Simplify that rational expression. Please show the steps x^3-8/x^2-4

### Math

Identify the vertex, intercepts, and zeros of the function. g(x) = x^2 + 8x + 11 Please help!!

### math

-8<3x-5<-4 unsure how to solve can someone please give me the steps?

### math

Help please. Determine the length of a pendulum that has a period of 4 seconds.

### Math (URGENT)

Solve. 4(-1^2) = ? My calculator says its -4 I got +4 Help Please.

### Math

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

3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You

### Math

3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You

### Math

Please condense the expression. 1/2ln(x^2+1)-4ln1/2-1/2[ln(x-4)+lnx]

### Math

Please condense the expression. 1/2ln(x^2+1)-4ln1/2-1/2[ln(x-4)+lnx]

### Math please plaese helpppp

how do you solve this system algebraicly a- 2/3b =4 3/5a +b=15

### math-due tonight please help

find the equation of the line 1.(-2,-8) and (-5,-6) 2.(-1,-1) and (2,2) 3. 6/7, (1,-8) 4.9, (9,1)

### MATH

This is the second of three I can not figure out, help please. Divide x^2 + 4x -28 / x + 7

### Math

2x-1 =13 please help me to understand how to work this one it is due tonight thank you

### math

please solve: 8y - 12 < 7y - 7 { y y < ? there is supposed to be a straight line between the y and y

### mat115

please help with math problem. Can you show me the work. 7(-7)-7(2-3) ____________ 2(-6+9) Thanks for your help!

### Math(please check)

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?

### math

What does "find the sum" mean? Please provide an example.

### math-algebra

please help! given the function f(v)=8v + 2 find each of the following f(8), f(-4), f(6.7)

### Math/Algebra

can someone please help me write a proof for the following: --a(-a)=a

### Math(Please help)

For f(x) = 2x-3 and g(x)= 2x^2 find, a) (f + g)(x) = My answer is 2x^2 + 2x - 3. Is this correct? b) (f - g)(x) How would you do this? c) (f X g)(2) I do not know what to do since the 2 is there.

### Math

Can someone please calculate this: 48(-1/2)^6 The answer is 3/2, but I get 3/4. What am I dong wrong?

### college math

the Laplace transform of e^4t(cos 2t)?? please i need help. thanks

### math

Help with this complex fraction please... (a+2/a^2+a-2) - (3a+1/a^2+2a-3) LCM is (a-1) (a+2) (a+3) right? then i get stuck

### math

Help with this complex fraction please... (a+2/a^2+a-2) - (3a+1/a^2+2a-3) LCM is (a-1) (a+2) (a+3) right? then i get stuck

### math

trying to solve linear equations problem is: x-y-2z=4; -x+2y+z=1, -x+y-3z=11. please help me.