# Math(Please help)

181,388 results, page 55

### Math

What are the roots of x^2+3x+1? I'm kinda confused on the definition of roots...help please?

### Math

Simplify: [(a^2-16b^2)/(2a-8b)] divided by [4a+16b)/(8a+24b)] Please Help!!!! Thanks.

### math-please help!

The coordinates of P are (-2,5) and the coordinates of Q are (6,1) (C) What is the equation of the perpendicular bisector of PQ?

### Math-Derivitives

if f(x)=x^3+5x, then f'(2)= if f(x)=cos(2x), then f'(pi/4) derivatives and anti derivatives please help

### math

in = x out = x negative 2 so if 4 is in then what is the out please show how you got it

### math plz help

how do you solve these please show me how you do these step by step 1. y/2 -5y/6 +1/3= 1/2 2. 15/8z + 1/4 = 4 3. 4/5 - 2p/5= 6/5 thank you

### math

I need to find what 0.10 is a percentage of 0.72. and what 0.10 is a percentage of 0.62. Please help asap!!!!!

### math-please check my answer

50% of what number is 45? I did 45*.50=22.5 is that the correct answer?

### Math..LCM

find LCM 35b^6a^4,5b^8a^5,21b^2a^8 Can anyone help me with this please?

### Math

4b^5c^3d^3 / 2b^7cd^2 (divided by) please show me step by step ! Thanks! ^__^

### math

please help with this radical: Thank you in advance. sqrt of 3a + 7*sqrt of 75a^3

### math help please!!

determine the point of intersection y=logbase 10(x-2) and y=1-logbase 10(x+1)

### math please help

. (square rt. 5) +(square rt. 25) = 2. If y=x^2 +2x +k passes through the point (1,2), then k = 3. If F(x) = 1 +3x^2, where X cannot be 0, then F(x+2)-F(2)/(x) =

### math please help

. (square rt. 5) +(square rt. 25) = 2. If y=x^2 +2x +k passes through the point (1,2), then k = 3. If F(x) = 1 +3x^2, where X cannot be 0, then F(x+2)-F(2)/(x) =

### Math PLEASE HELP

what is the sequence for fibbinachi higher than 1,000,000?

### Math

9 exponent 0+64(3+5)exponent negative 2 Please help me solve this problem.

### Math

5 4 ______ - ______ 2(e-f) 3(f-e) Please include workings thx

### math

What is a line plot showing distribution and what is a distribution? Please help!! Thank you!!

### Math

4t+14=6t/5+7 Please help me work out this problem and show your work

### Math

Multiply and Simplify: (a^x-a^(-x))^3 =(a^x-a^(-x))(a^x-a^(-x))(a^x-a^(-x)) =(a^x-a^(-x))(a^2x-a^0-a^0+a^(-2x)) =(a^x-a^(-x))(a^2x-2+a^(-2x)) =a^3x-2a^x+a^(-x)-a^x+2a^(-x)-a^(-3x) =a^3x-3a^x+3a^(-x)-a^(-3x) =??? Can you simplify down any further? please and thank you

### Math

Finding the base or number : 9 is 15% of what number? example please.

### math

Please solve and explain how to solve the compound inequality: 4 < 4a +3 < 18

### math

I get the first pattern but I still do not get the second pattern. So please help me. Thank you.

### Math 8 - help!!!

15 - x = 2 (x +3) 15y + 14 = 2(5y + 6) 1/2 (6x - 4) = 4x - 9 4(3d -2) = 8d - 5 please help me with these problems. I done other 20 problems just to let you know.

### Math!!

If there is 1/6 of a cake and Mitchell only wants 3/12 of it, how much of the cake does he want? Please help!! a)1/6 b)4/18 c)1/24 d)3/18

### math

solve equation 3(k-4.8)=0.7(k-6.9) show steps to solve this please

### math

please check: 10 to the 1st power = 10*1??? 10 to the 0 power = 10*0??? I'm not sure.

### Math 8 HELP!

Multi-Step Equations Systems of Equations y = 2x - 4 y = x - 1 please help!!! :'(

### Logarithms (math)

how do you solve for x 3.4e^(2-2n)-9=-4 I don't know what is the step by step process. Help please!

### math

37 is what percent of 144, to the nearest percent? please helpp

### MATH HELP NEEDED PLEASE!

solve for x ((sqrt(lnx))/(ln(sqrt(x))))=6

### math

can someone tell me if this is right T=1/5(x-y+z) = x+z-y and can someone please help me with this one F(x)=x^2-6x-27 / x^2-1

### math

input ___ 16 22 50 8 30 output 10 11 14 28 ___ 18 please help me solve this.

### math

input 2 ___ ___ 7 15 6 output 11 20 35 26 50 23 please help me solve this.

### math

input 10 15 21 6 29 ___ output 12 22 ___ 4 50 2 please help me solve this

### math

Please show the steps and explain how to do this as well. 3√8 · 2√5

### math

Will someone please help me solve this problem. Solve and Check 3x^2=2x=5

### Please Help - Math

107. Evaluate: logx 16 = -2 a. 0.25 b. 4 c. -4 d. -0.25 108. Evaluate: e2 ln 3 a. 6 b. 9 c. 12 d. 18

### Math

1. 5(x^2 +2x-6) - 3(2+x-x^2) 2. 2x^4-5x(x^3 -y) + 2y(5x) 3.Factor 2x^5+6x4+4x^3+12x^2 4. Factor 9y^2-18y +8 Please help. Thank you!!

### Math - Check my answer please

Simplify. 3w - 10w MY ANSWER: -7w

### math

help please 1. log2 x=1/2 2. log√x=-1 3. lnx=1+ln(x+1)

### math

please find the ordered pair of the ff: 1.) 30 degrees 2.)60 degrees thanks... :)

### math

6/(2x - y) + 7/(3y -x)= 7 4/(2x - y) + 14/(3y -x) =6 Please explain step by step to solve this equation.

### Math

60% of what number is 24? 180% of what number is 80? Please explain the method.

### Math

Question asks to solve for x with equation: x = 3(r + ty) Please help with how to solve? Thank you.

### math help please

Find the product. -3m(m+8) A.-3m^2+42 B.-3m^2-24m C.-24m^2 D.-4m+5 Is the answer B??

### math

12,48,63,30,25 are set of numbers,what will be the next five numbers,please help

### Math

Please check my answer. Multiply the reciprocal of 4 1/2 by 8/9. My answer: 9/2 x 8/9 2/9 x 8/9 = 16/81

### Math

Which equation has a graph parallel to the graph of 9x + 3y = -22 Y = 3x - 22 Y = 3x + 8 Y = 1/3x + 12 Y = -1/3x - 2*** Please help @Ms. Sue

### Math

3. 8 1/3 x 3/5= 25/3 x 3/5=75/15=2 4. 2 5/8 x 1 2/3 21/8 x 5/3=105/24 105/24=4 9/24 Can you please check the above answers.

### Math

5 1/2 x 3 1/3= 11/2 x 10/3= 110/6 110/6=18 2/6 Please double check the answer thank you

### Math

7 1/5x 2 1/6= 36/5 x 13/6=468/30 468/30= 15 6/30 Can you please check on the answer and the above.

### Math

I am the largest 5 digit number where no number is repeated.I am... please help

### Math Logs

logbase4(x+5)=3+logbase4(x-2) Tried so many times please help!

### Math

Find the critical points, and the points of inflection y= (x+1)^2/x Help me please!!!

### Leap

Leap Math Pretest Grade 7 Please Help ASAP

### Math

The sum of two consecutive numbers is 73? What are the numbers? I. Don't. Get. This. Help. Please.

### NEED HELP ASAP PHYSICS@!!1

Tarzan (m = 78.4 kg) tries to cross a river by swinging from a vine. The vine is 10 m long. Tarzan doesn't know that the vine has a breaking strength of 1045 N. What maximum speed (in m/s) can Tarzan have at the bottom of the swing (as he just clears the water) in order to ...

### Math

Guys please help me with this Trigonometry question based on De Moivre's theorem. Q: Find ¦È such that 0¡Ü¦È¡Ü360. cos7¦È + cos3¦È = cos5¦È I attempted to solve it with limited knowledge but I kind of doubt my answer. Anyway, this is how I did it : 1) [cos7...

### Diabetes

Can someone please name 2 methods of treatment for diabetes, please? Danke!

### science help please

i don't understant what sexual reproduction is and what asexual reproduction is could please help me understand

### history.

evaluate how the age of enligtenment is a response to the age of absolutism. help please. please.

### history.

evaluate how the age of enligtenment is a response to the age of absolutism. help please. please.

### Spanish-Please check

Please check-Thank you I come from the library. Yo vengo de biblioteca.

### integral Calculus

Please help me with this integral problem: ʃ x^2(a^2-x^4)^2dx please help..thanks alot:)

### science

PLEASE HELP I NEED A GOOD SCIENCE FAIR PROJECT. PLEASE HELP THANK YOU JUSTIN

### maths

the 8th term of an a.p is 37 and 12th term is 57 .find the a.p please help this questions .please help.

### calc

integral (x^2+x-1)/(x+1) dx can you please explain maybe not step by step but not just the answer please thanks

### mathURGENT!!!!!!!

if (4^x)-(4^x-1)=24 what is the value of (2x)^x? please answer and explain step by step how u got it... PLEASE?????

### mathURGENT!!!!!!!!!!

if 4^(x)-4^(x-1)=24 what is the value of (2x)^x? please answer and explain step by step how u got it... PLEASE?????

### TO DRWLS/MATH HELP PLEASE

How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE X=3,Y=-2,Z=1 i KNOW THE ANSWERS I JUST DON'T KNOW HOW THE BOOK GOT THE ANSWERS . i 'VE TRIED MANY DIFFERENT WAYS AND I STILL DONT' UNDERSTAND IT ...

### math please help

Your parents have just brought you a care and now you have an opportunity to "deck it out." how would you change/ enhance your vehicle to make it your dream car? What features/parts would you add, including taxes. Imagine you have a job, $1000.00 in savings account and can ...

### Physics - please, please help me!

A plane tries to head away from an airport at 500km/h[N], but finds that its true velocity is 450km/h[N35degreesE] due to headwinds. What is the velocity of the wind? I'm supposed to be using components, so for N-S I used 500+450sin(55 which got me 868.6 then, for E-W I did ...

### Language Arts - Please Check Answer

Please help me with the following question: A paradox is a literary device often used to A. emphasize or make readers think about important ideas. B. provide hints or clues about events that occur later in a story. C. explain a character’s reason for doing or saying ...

### 10th grade Math B

Hi. This is my question: An art student wants to make a string collage by connecting six equally spaced points on the circumference of a circle to its center with string. What would be the radian measure of the angle between two adjacent pieces of string, in simplest form? ...

### math

calculate the amount a person would earn over a period of time if his or her salary were a penny the first day, two cents the second day, and so on doubling each day. Day Pay =============== 1 0.01000 2 0.02000 3 0.04000 4 0.08000 5 0.16000 Your total pay is 0.310000 MY ...

### Math

Determine which function has the greater rate of change 1.The rates of change are equal. 2.The graph has a greater rate of change. 3.The table has a greater rate of change. 4.none of the above file:///C:/Users/SCHOOL/Pictures/math.JPG HELP ME UNDERSTAND THIS PLEASE??

### Math - More Precision and Significant Digits

Please help me with the following problems: 3. Choose the more precise measurement. 6 cm or 2.5 cm I think it is 2.5 cm. Is this correct? 7. Choose the less precise measurement and explain why it is less precise. 2.8 mm or 3.79 mm I think the answer is 3.79 mm. Is this correct...

### math,correction

can someone correct this for me please. Directions: Evaluate each function for the value specified. f (x)=x^2+7c+10, f (-2) so then this is what i did: f(-2)=-2^2-7(-2)+10 = 4+14+10 = 28 so then that means that f(-2) = 28 sorry the formula should read. f(x)=x^2+7x+10 i need to...

### Math

Write a mathematical sentence to describe each problem situation. 1. The Length of a ruler is at least 12 inches. 2. Tomas is at most 14 years old. Please help because I do not know how to do this! Thank you so much.

### Math/ Computer Sci

Could Somebody please help me to understand truth tables, boolean expression, and von neumann architecture? Just an explanation to help me grasp it easier.

### Math

Please help me with some good websites for the followung question. what industry is affected by the economy,such as the airline, automobile, home building, technological or gasoline?

### MATH

lowest temp in winter morning -8,later same day it reached high of 24 f how many degrees did it increase...please explain answer its all new to me...thanx

### Math

Can someone please help me with this question? Find all values of the missing digit that makes the statement true: 4, 3, ... 0 is divisible by 6. My answer which I don't think is right is: 2, 5, 8. Is this correct? Thanks.

### Math

What are the odds in favor of getting at least one head in three successive flips of a coin? Answer: 1/2 Is this correct? Could you please explain if I got it wrong? Thanks.

### Math

Another one. I get real confused with all this Multiply, Simplify if possible 3x^3/11q^3 * 121q^6/9x the answer I got was 363q^6x^3/99q^3x can you please show me how if it is wrong

### Math

I need to write 2 equations that represent the same exponential function with a y-intercept of 5 and an asymptote at y=3. I got y=2^(x+1) + 3 but I don't know how to find the second equation. Can someone please explain this to me. Thanks.

### Math

I need to write 2 equations that represent the same exponential function with a y-intercept of 5 and an asymptote at y=3. I got y=2^(x+1) + 3 but I don't know how to find the second equation. Can someone please explain this to me. Thanks.

### 3 rd grade math

Samantha says 1+1+1 =3 can not be writtin as a muliplication sentence because there are no equal groups. do you agree? explian? I don't understand and my son did not bring his book home! Can u help please? Thank you

### 7th Grade Math

Stephanie plays basketball at her school. Her freethrow rate is 40%. She made 18 freethrows. How many attempts did she make? Can you please explain to me how to solve this? Is there a formula?

### college math

hello i just want a answer in these question: please. im begging! I. Use Newton’s method to approximate the real root to 4 decimal places. 1. X^3-3X+1=0 2 . X^3-X-2=0 3. 2X-3SINX=0

### math (please check my work)

find the equation (in slope intercept form) the line passing through the points with the given coordinate (-1,-1) (-3,-3) -3-(-1)/-3-(-1)=2 y+3=2(x-(-3) y+3=2x-6 -3 -3 y=2x-9 is what i got is this correct?

### Math

Three planes: x+y-2z=1 2x+z=y-4 -3x-y+z=-2 They intersect at: (a) (-2/5,5,9/5) (b) no common intersection (c) r=(5/3,-2/3,0)+&(1,5,3) (d) r=(0,-4,-5)+%(1,5,3) &/%=signs like alpha and beta, used in vector eqns Please help! I just can't get the answer to be/ressemble any of them!

### Math

Solve the equation: (-3/p+2) = (-8/p-3) Can someone please show me how to do this? I have a whole page of these to do but I don't really know what to do. If I could just see one done, I'm sure I can figure the rest out. Thank you.

### Math

The points A(1, -2, 4), B(3, 5, 7), C(4, 6, 8) are three of four vertices of parallelogram ABCD. Determine the coordinates of vertex D Could someone please tell me to go about solving this question. Thanks a lot.

### Math

The points A(1, -2, 4), B(3, 5, 7), C(4, 6, 8) are three of four vertices of parallelogram ABCD. Determine the coordinates of vertex D Could someone please tell me to go about solving this question. Thanks a lot.

### Math

The points A(1, -2, 4), B(3, 5, 7), C(4, 6, 8) are three of four vertices of parallelogram ABCD. Determine the coordinates of vertex D Could someone please tell me to go about solving this question. Thanks a lot.

### Math

The points A(1, -2, 4), B(3, 5, 7), C(4, 6, 8) are three of four vertices of parallelogram ABCD. Determine the coordinates of vertex D Could someone please tell me to go about solving this question. Thanks a lot.

### math

solving problems and crimes..can you solve the following cases? 1) what letter belongs to in the empty box? O T T F F S S E 2) write a sentence to describe this pattern.. 3,8,13,18,23,28,30,31,32 please help i don't understand.