Rational functions

What is the point of discontinuity of this function and why? (2x)/(x^2 +2x)   The answer was (0,1)

01/24/16

About how many nautical miles is the circumference of the Earth at the equator?

There are 360 degrees of longitude at the equator. The length of a nautical mile initially represented 1/60 degree of longitude at the equator, and is quite close to that measurement today. About... more

01/24/16

the points (2,r) and (6,-7) lie on a line with slope -2 find the missing coordinate r

i need help please 

01/24/16

What's S? Please show steps, Thank you!

9t+16s=1062 t+s=90

01/24/16

let f (x) = 2x-5 to evaluate the function: f(x) -f (2)

I am stuck on this problem. I have been trying to work it out nearly all morning. I asked a classmate and they haven't responded yet. I don't want to ask my teacher yet. Please help me. I looked at... more

01/24/16

A pancake recipe calls for 1 2/3 cups of whole wheat flour to make 30 pancakes. How much flour is needed to make 10 pancakes.

To make 10 pancakes, the recipe calls for how many cups of flour

01/23/16

The area between z=-2.14 and z= 1.44

Sketch the area under the standard normal curve over the indicated interval and find the specified area. (Round your answer to four decimal places.)The area between z = −2.14 and z = 1.44 is

01/23/16

the area left of z = -1.22

Sketch the area under the standard normal curve over the indicated interval and find the specified area. (Round your answer to four decimal places.)The area to the left of z = −1.22 is

01/23/16

the area to the right of z = 1.45

Sketch the area under the standard normal curve over the indicated interval and find the specified area. (Round your answer to four decimal places.)The area to the right of z = 1.45 

If graphed p= f (w) Which variable goes on the horizontal axis?

I don't understand this question can someone help me. Thank You!

I need help to figure this out.

8x+6y=-40 -2x-4y=10

01/22/16

Percentage of:

As of early 2014, the world's population was about 7.2 billion people. the population of the United States was 317 million. In early 2014, what percentage of the world's population was the U.S.... more

01/22/16

Can someone help me with this problem I'm stuck...How will i find a formula for this table?

Time t,              0,         4,         8 Population P, 70,000, 72,400, 74,800

01/22/16

Rectangular coordinate (-2,5) is given. Find all polar coordinates that satisfy.

Need help as fast as you can. Also need tutor

How many neutrons are in the nucleus of an atom of Bismuth?

Another question about physical science.

Is 5 to 4 and 35 to 28 is an equivalent proportion

5 to 4 and 35 to 28 proportion  

01/22/16

3/2, 9/4, 3, 15/4. what is the formula for this sequence?

i have a hard time with math and fractions so i  need help figuring out this sequence formula above.

01/22/16

prove that the recurring decimal 0.39 = 13/33 by the way the 0.39 is supposed to have a dot on 3 and a dot on 9

mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm

01/22/16

What is the largest possible number of 6-ticket rides that the family can go on subject to these constraints?

Rides at an amusement park require 3, 4, 5, or 6 tickets. A family purchases 107 tickets and receives 2 tickets from a park guest who had leftover tickets. The family wants to use all their tickets... more

help please!

how to find out the initial value of the relation?

Two adjacent corrals are to be made using 240 ft of fencing. The fence must around the outer perimeter and across the middle.

  Find the dimensions so that the total enclosed area is as large as.possible. Show steps to get answer. How do you know what variable to solve for first and how do you determine the domain?... more

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