Please help!!!! I also need to know if it will produce a good sample... Is this problem systematic, random, or stratified?

Please help!!!! I also need to know if it will produce a good sample... Is this problem systematic, random, or stratified?

I forgot my textbook at school someone please help with child development credits please ... URGENT

in 1989 the average price of a gallon was 0.93 cents. in 2007 the average price of a gallon was 2.77. find the percent change.

show your work or explain how you got your answer

My parents and I want to start homeschooling, but with a professional teacher. Is this possible? And how does it affect college? thanks so much

Einstein's famous formula states that E = mc squared. Rewrite the formula with c as the subject. please help and show all your working out! Thank you very much!!

I am a academically gifted student and can learn faster than most of the kids in my grade. My friend is homeschooled and herI'm has said that she would love to homeschool me. I have BEGGED my mom...

Describe the graphs of the functions f(x) = 2x - 1 and g(x) = -2x - 1. Compare and contrast the domain and range of f(x) and g(x).

Solve the following equations: a) 2x + 1=7 b) 2x - 9 =25 c) 5x - 20 = 3x - 8 d) 4r - r over 4 = 15 and the r is above the 4 and the four is under a line! Sorry...

Remove the brackets from: (5x + 3)(x-4) (2x-1)2 please help and show all your working out, thank you very much!

Use the trial and improvement method to solve the equation 2xcubed+5=24. Find a solution that is a positive number give your answer correct to one decimal place. ease help and show working...

Make y the subject of 4y-2x=17 and 2y over 3-x=z (by over i mean that 2y is above 3 and 3 is under the line if you know what it mean!) please help and show working out! thank...

One side of a rectangle is 2 cm longer than the other. The perimeter of the rectangle (that is, the distance all the way around the edge) is 24cm. How long are the sides of the rectangle? please...

I need help with my algebra work, i'm home schooled and my mum doesn't know how do do algebra, please help! Make y the subject of: 4y-2x=17 And 2y...