Mathematics

Geometry word problem

You are enclosing a garden with prefabricated fencing you salvaged from a landfill. You found 20 pieces of fence that are each 1 meter long. What is the maximum rectangular area you can enclose with t

Change the expression to an expression involving sines and cosines of theta(Θ), and simplify

5sinΘtanΘ+5cosΘ-5 sec Θ...you do know what tan Θ = ??

Algebra 7 math question?!!!

I got this question wrong on my math test and I need to do test corrections and show the correct way on how to solve this problem but im soooooo confused!! Heres the question: 17 - 6a - 22 - 4a = A.

Please help with math homework

Please help with this one question? I honestly suck at inverses and dont even know where to start. Show work too so I can learn for the test! Thanks so much. 1.The rate at which crickets chirp is a f

Please help on a Calculus tangent line problem (chain rule)

I cant quite seem to get it right! Find an equation of the tangent line to the curve at the point (1, 1/e) y = x^4e^−x-does y = x⁴ e^-x?if yes then do the following: find the derivative of y, get

Math question some help

4X+3=-3+2X+14 So, combine terms, no? 4X+3=11+2X. Is this right so far? After this I am a little lost. I forget sometimes, if I have to add or subtract each side after this. I am not sure if its going

Evaluate the series!?!

Please help walk me through this problem! Thanks so much! The first and last terms of summation are 8 and 1/512, respectively and the common ratio between each term is 1/4 .-F(X) = 8/(4^X) for X = 0

Does Anyone Know How to Use Synthetic Division To Divide Polynomial

Please Perform the indicated division by synthetic division(the answer is not 4x+ 4 remainder 23x -4) 4x^3-8x^2+11x-4/x^2-3x The problem asks me to divide the two polynomials NOT by factoring, please

I need help with my life.... 10th & in Algebra 1 !!!!!!

I took Algebra 1 in 8, 9, & in summer school ( i failed )! Now im in 10th grade in Algebra 1. I dont get it.... i get nothing :(. I was actually understanding some of it until we got our teacher cha

Question on Precalc. Please help

Find the (X,y) pair for the value of the parameter. X= 3t and y=t^2+5 for t=2 Please give me the answer and explain how you found it. Be very detailed. Thanks.-t = 2 x = 3t x = 3 * 2 x = 6 y =

How to solve limit of (x^2 - 27)/(x-3) as x approaches 3.

is the limit exists?-The numearator is the difference of two cubes (I am assuming that you made a typo) lim(x → 3) (x – 3)(x² + 3x + 9)/(x – 3) = lim(x → 3) (x² + 3x + 9 = 9 + 9 + 9 = 27-((x + 9) (x-

What is the density of an unknown metal (10 points)

5) What is the density of an unknown metal that has a mass of 158 g and a volume of 20 ml? Easy 10 points for best answer!-Density = mass / volume Mass = 158 g Divide by 1000 to change to kg. 158 ÷

Expand the binomial expression ( 2x+ 1)5

Using the Binomial theorem, ( 2x+ 1)5 = 5C0(2x)5 10 + 5C1(2x)5-1 11 + 5C2(2x)5-2 12 + 5C3(2x)5-3 13 + 5C4(2x)5-4 14 + 5C5(2x)5-5 15 = 5C0(2x)5 + 5C1(2x)4 + 5C2(2x)3 + 5C3(2x)2 + 5C4(2x)1 + 5C5(2x)0

Subtraction fraction 1 3/10 - 7/15 HELP plz !! :)

ok here is how my question is worded exactly. At the start of my trip i have 1 3/10 litre of petrol. At the end i have used 7/15 of a litre of petrol. How much petrol do i have left ? if anyone could

Evaluate the limit...

lim x to 6, (1/x-1/6)/(x-6) how do I do this?? thank you and if you can show me the steps, I will really appreciate that!-Use lHopitals Rule (1/x-1/6)/(x-6) = (6-x)/[6x(x-6)] f(x) = 6-x g(x) = 6x(x-6