Mathematics

Please help me to solve this equations ( 2 is a power ) .

4s2 (2 is a power)- 4s + 1 6x2 ( 2 is a power ) - 3 - 7x 5x2 (2 is a power ) -2x - 7 3x2 (2 is a power ) - x - 4 2x2 (2 is a power ) + 5x - 3-4s^2 -4s +1 what numbers multiply to give 1st term t

Can you show me how to factor 2x^4-3x^3-18x^2+36x-11

(x^2-3x+1) (2x^2+3x-11)I am sure for this answer b/c if you do foil method i hope you know that. than you will get back to the real equation where you started.sorry do not know how to explain as i see

Find the quantity of each ticket (tricky)

There are tickets for 14$, 20$, and 50$. the amount of 14$ tickets is 5 times that of the amount of 50$ tickets. the amount of 14$ tickets is 15 more than the sum of the 20$ and 50$ tickets. all the t

Help me with this quadratic equation please, its easy!!!

Factor the following quadratic equation: 4x^2- 2x +1 =0 I know its simple... but I seriously cant remember how to do this ahha-You have to use the quadratic formula: x= [-b ± (square root of b^2 -4a

Factorising question help

It says to factorise this in my textbook: (a + b)^2 − (b + c)^2 It says the answer is: (a − c)(a + 2b + c) Can someone please show full working and kind of explain how to get to the answer? 10 po

What is a Gomboc in mathematics

http://en.wikipedia.org/wiki/Gomboc

Find all global extrema and where they occur on the given interval.

f(x)= e^(-3x-x^(2))interval [-2,0] find the global maximum value and where it occurs Find the global minimum value and where it occurs I found the derivative of the function and identified the crit

I need two three digits numbers, Please respond!

OK , here the question word for word:What are two three digit numbers, M and N, such that A. The difference between M and N is a three digit perfect square. B. The difference between the squares of M

Finding surface area of solid generated about x-axis

the region bounded by the graphs of y=2sqrt(x), y=0, x=3, and x=8 is revolved about the x-axis. find the surface area of the solid generated.-each cross section perpendicular to the axis of rotation w

In gradients what does "undefined mean" example: ( -2/0 )

Algebra? Im sorry I dont know how to class my question. I found the gradient ( -3,-6) (-3,-4) and got -2/0. Its undefined, what does it mean?-We cannot divide by zero so is undefined. The line passi

How do i solve 5^x=3^(x+6)

I need help in trying to solve this question.Any and all help is greatly appreciated. Thankyou-Hi: 5^x=3^(x+6) - original equation log(5^x) = log(3^(x+6) ) - take the logarithm of both sides of th

What does (6*3)/(4+10-5) equal

To enter in a contest i need to answer this question but I dont know what the (6*3)/ means. Can someone tell me?-(6*3)/(4+10-5) = (18)/(9) = 2-(6 x 3)/(4 + 10-5) Step one remove 6 x 3 / 4 + 10-5 6 x 3

Help! How would I find the gradient of ( -5, 10/3) & (4, 6)

Ive been sick recently so I missed out on the lessons :/ Thanks if you answer my Q-(6-10/3)/(4--5) = (8/3)/9 = 8/27-the formula for gradient is y2-y1/x2-x1 or simply rise/run (6-10/3)/4-5 (2 2/3)/-1

Measurement and volume maths question

Question.. Dissolve the earth into little spheres so each person on earth gets their own sphere. Find the radius, surface area and volume of each sphere. The radius of earth is 6400km There are 69300

How do you solve a2 + b2 – 2ab – 1

thats a squared plus b squared minus 2ab minus 1-a² - 2ab + b² - 1 = (a - b)² - 1 = [(a - b) + 1][(a - b) - 1] = (a - b + 1)(a - b - 1)-a² - 2ab + b² - 1 can be written as (a - b)² - 1 factor it