Mathematics

2x/(x+3) - x/(x-3) = 5x+2/(x+3)

2x/(x+3) - x/(x-3) = 5x+2/(x+3) solve using quadratic formula? Please help me with the steps on solving this one with quadratic formula... The answer is x= 1 +/- √7/2 I need the steps.. Thanks-[2x / (

Help factoring an equation

About to start school, forgot how to do this: 8mn-10n+12m-15-factor by grouping... 8mn - 10n + 12m - 15 (8mn - 10n) + (12m - 15) pull out the GCF of each pair 2n(4m - 5) + 3(4m - 5) pull out the c

What is the sum of 533 and 2

535-My god .. Your a ******* IDIOT ... I . D . I . O. T .-Dude honestly?-Well, that would be 535. Good luck!-535...u can use a computer but cant add?

Calc 3 help! Critical Points!!!

Find the four critical points of f(x, y) = 3x−x^3−xy^2, and classify each critical point as a local maximum, local minimum, or a saddle point. Please help me!!! Love, Sara-First, set the first parti

~~|_!!Formula Help Algebra 2!!!

P= 5a - 3ab Solve for a; for b Thanks. :) !!-P = 5a - 3ab P = a(5 - 3b) P/(5 - 3b) = a P = 5a - 3ab P - 5a = -3ab 5a - P = 3ab (5a - P)/(3a) = b

I need help... Answer this ??? Please(:

1n³+8n³+dz²+15dz²-3dz²-12n³... I have an answer, but i dont know if its right... Im not that good with this stuff ;D Heres my answerr ---) -3n³+13dz²--3n³ + 13dz² right answer;)-1n^3+8n^3+dz^2+15dz^2

Solve and explain x-28<20-2x

solve and explain im really confused-Just treat the Start with: X- 28 Move all constants to one side by adding 28 to both sides you get: X Then move all the X to one side by adding 2X to both si

Math C assignment help

The question goes on about relationship of Lucas numbers and Fibonacci Numbers. In one of the question we determine a relationship that Sn=∑(i=1) to n of Li = 1+3+4+7+....+Ln=L(n+2) -3 with the L(n+2)

Determine if the series a(n) = n! / 2^n converges or diverges

I know the answer to this problem, the answer is the series diverges because the bottom factor increases at a rate faster then the top factor for large values of n. My question is, HOW DO I PROVE TH

Simplifying Radicals √ 12 + √ 75

Please help!I seriously dont know how to work this problem out. Please just dont give the answer but explain how to do it. Thank you -√12+√75 Take a look at √12 and √75 separately. √12 can be represen

Help with this Calculus question

I kinda know how to do the problem but the directions say to list the functions from highest to lowest and I cant figure out which is highest. Graph: y = x^2 y = sqrt(x) y= abs(x) y = x^3 y = x^2/3

Can anybody help with this algebra formula questions?☺

Help! Urgent! heres a description of what needs 2 be done: evaluate the following formulas. use the given values to find the values of the remaining variables. f=9c/5+32 c=-20 find f f=? 10 EASY PO

Secant of 17pi/4 - Trig

I got the squareroot of two. The book says Im absolutely wrong, and that its the squareroot of 2 over two. I thought since four divides into 17 - 4pi times, with pi/4 left, and pi/4 left, meaning 45 d

Identify the equation whose graph has a slope of 2 and a y-intercept of -3.

Identify the equation whose graph has a slope of 2 and a y-intercept of -3. 2x + y = -3 2x - y = 3 2x + y = 3 2x - y = -3 Best answer 10pts... Can you explain it to me?? I am really having a toug

150% of what number equals 300

I learned to translate the sentence. Anytime you have a problem like this, you simply translate it: 150% = 150% of = multiplication what number = n (Variable) Equals = Equals 300 = 300 Now you have th