Jalen

This page lists questions and answers that were posted by visitors named Jalen.

Questions

The following questions were asked by visitors named Jalen.

Graphing Linear equations. How do I graph y=-4x+3

rust is to iron as ___ is to silver

If humans and all other animals are constantly producing carbon dioxide, and is a very stable gas, why does it make up only a tiny percentage of the earths atmosphere?

I am doing a science fair project could you tell me some information on paper towels?

What is the check of 40/5=8

the function c= p+0.07p relates the price of an item to its cost. If you have $12.50 to spend, what is the cost of the most expensive item that you can buy?

i need to unscramble a phrase about Plate Tectonics with these letters: rorpsfgnlsadeeasi

A ball of mass 0.3 kg, initially at rest, is projected from ground level toward a wall that is 27.0 m away. The ball's velocity the moment it is projected is 75.0 m/s at 60° relative to the horizontal, and the wall is 11.0 m high. During its flight, the b...

Julie's birthday is May 1. She wants to buy a new camera that costs $70. She decides to save 1 cent on Jan. 1, 2 cents on Jan. 2. 3 cents on Jan. 3 and so on. Will she have enough to buy the camera on her birthday?

6x + 2 for x = 3

A scale model of a rectangular building lot measures 7 feet by 5 feet. If the actual house will be built using a scale factor of 12, what is the area of the actual building lot?

Please solve 4-6x GREATER THAN -15 + 1. I believe the answer is x LESS THAN 3. Is this correct?

The 15th and 21st terms of an arithmetic sequence are -67 and -97. What is the 30th term? This is all I can figure out? -97- (-24)= -30 common difference. HELP!

I'm kind of confused on the problem in point slope form. Please show me step-by-step. Thank you. y-18.5=3.2/3(x-1)

--------------MP3------NO MP3---TOTAL CELL PHONE-----57--------122------?? NO Cell Phone--30---------65------?? Total --------- ??---------?? ----?? Answer all "5 question marks." The same students responded to both questions. Complete the two-way frequen...

How would you solve y=2x+3 and y=2x-2 using elimination method. This is a no solution problem.

Write a story problem to represent 6 divide 1/5

A cyclist rides his bike at a speed of 27 miles per hour. What is this speed in feet per second? How many feet will the cyclist travel in 15 seconds? In your computations, use the fact that 1 mile is equal to 5280 feet. Do not round your answers.

In class 3 there are 30 pupils. There are 20 girls and 10 boys. A.What fraction of the pupils are girls? B. What fraction of the pupils are boys?

The area of a square garden is represented by the quadratic expression 9x2 - 12x + 4. The length of one side of the square garden is 91 inches. What is the value of x ? Hint: Since the garden is in the shape of a square, the expression 9x2 - 12x + 4 is th...

The height above water level of a curved arch for a bridge can be modeled by h(x) = -0.009x^2 + 1.08x − 0.4, where x is the distancein feet from the point where the left leg of the arch is planted in the ground. A boat traveling under the arch is 26.5 fee...

The daily electricity bill of a car manufacturing company can be modeled by the function C(x) = 800 – 10x + 0.25x^2, where C is the daily electricity bill, and x is the number of cars made each day. How many cars should the company make to pay the lowest...

A snowball was thrown from a cliff. The height above ground of the snowball is modeled by the function h(t) = -16t2 + 48t + 28, where h is height in feet, and t is time in seconds. How long was the snowball in the air? Did everything got (4t+7)(t+1) then...

Find y: y= 3x How would I find y in this problem?

I also had another question "For problems 8-10 find y(2)": 8. y=-4x^3

Ok last 2 questions for the night lol "For problems 8-10 find y'(2) " 9. y=1/x^5 10. y= x^1/2

Find y'' 5. y= 1/x^2 + 15x^2 Hint: 1/x^2=x^-2

Find dy/dx 6. y^3=x^2+1 Im having trouble understanding dy/dx problems.

Find dy/dx 9. x^2 + y^2=2x 10. y^2= 3x+2y Last 2 questions for the night lol

For problems 3-5 find the max or min and prove by y'' test. 3. y=-x^2+2x+5 Of course the day I had a doctor appointment and missed class was the day the professor forgot to record the lesson. So can someone please help me.

i need help with the unit 3 lesson 13 test for Social Studies. Like the prosperity and depression one.

A tank has the shape of a cylinder with height 7m and base radius 3m. It is filled with water to a height of 5m. Find the work required to empty the tank by pumping all of the water to the top of the tank. (The density of water is 1000kg/m^3, and use g=9....

Is each term a cause or an effect of water pollution?

Answers

The following answers were posted by visitors named Jalen.

That is a good answer, but it does seem too simple to me. But maybe it really is a simple question. I might just add that when plants use CO2 they produce sugars and oxygen. And since oxygen is abundant in the atmosphere then perhaps the concentration of...

40 more than 454 is 494 hope I helped.

By modeling good social behavior and reassuring them

I'm bother by the fraction.

You're right it should of read 3x=y=-1. Y is equal to -5/11. Please give a step by step to get -5/11 answer.i'm stuck on the fraction part.Thank you.

I understand. What would be the independent variable and dependent variable? Could you give me a real world situation to explain it.

No. My little sister needed your help too.

I don't understand how to make this into a story

Im. Sorry but I still don't get it?

No. Im not understanding what to do with the 3 numbers or how u got them.?

Thank's for helping me.

No because the height of 151 cm is paired with two wrist circumferences.

30-(23.89+1.43)

My directions say, " Find y for problems 1 and 2." 1. y= 3x 2. y=-2x+7

Yes! It does say Find y'... what does the symbol above y mean lol. Also how did you get 3 and -2.

Double pi, nope lol I suck at it. First 3 weeks I was doing great and getting A's on my quizzes. Week 4 is starting to get to me lol.