Saturday

November 22, 2014

November 22, 2014

Total # Posts: 657

**Pre-Calculus**

Write an equation in slope-intercept form of the line with the given parametric equations. x=t+6 y=2t-4
*March 3, 2014*

**Pre-Calculus**

Write Parametric equations of -3x+1/2y=2
*March 3, 2014*

**Pre-Calculus**

A 15N force acting at 15 degrees north of east and a 18N force acting at 79 degrees north of west act concurrently on an object. What is the magnitude and direction of a third force that produces equilibrium on the object? Show sketch and work. ------ x-component:: 15*cos(15 ...
*March 3, 2014*

**Math**

Jake serves a volleyball with an initial velocity of 32 feet per second from 4.5 feet above the ground at an angle 0f 35 degrees. a) Write parametric equations to model the situation. h(t) = -16t^2 + 32t + 4.5 --------------------------------------- b) How long will the ball ...
*March 3, 2014*

**Pre-Calculus**

Phil Dawson is a professional place kicker for the Cleveland Browns. On average, he kicks the ball at a 41 degree angle with an initial speed of 70 feet per second. For future reference, goal posts are 10 feet high in the NFL. a) Write parametric equations to model Dawson'...
*February 28, 2014*

**Pre-Calculus**

Write Parametric equations of -3x+1/2y=2
*February 28, 2014*

**Pre-Calculus**

Jake serves a volleyball with an initial velocity of 32 feet per second from 4.5 feet above the ground at an angle 0f 35 degrees. a) Write parametric equations to model the situation. b) How far will the ball travel( if it hits the ground)show work
*February 28, 2014*

**Algebra**

For a given two-digit number, the second digit is 2 more than 5 times the first digit. Also, 5 times the first digit is 3 more than the second digit. Find the two-digit number,
*February 27, 2014*

**Math**

dont know
*February 17, 2014*

**arithmetic sequences**

a new car cost $13,000 and is depreciating by $900 each year. how much will the car cost be worth after 4 years?
*January 9, 2014*

**arithmetic sequences**

a tube containing 3 ounces of toothpaste is being used at at rate of 0.15 ounces per day. how much toothpaste will be in the tube after one week?
*January 9, 2014*

**arithmetic sequences**

jessie is playing an arcade game that costs 50cents for the first game and 25cents to continue if she loses. how much will she spend on the game if she continues 9 times?
*January 9, 2014*

**algebra**

a new car costs $13,000 and is depreciating by $900 each year..how much will the car be worth after 4 years?
*January 9, 2014*

**EARTH SCIENCE**

is not d
*January 7, 2014*

**Algebra 2 9th/11th grade math**

how do i do interval notation
*December 19, 2013*

**Vocbulary**

Yw
*December 15, 2013*

**Vocbulary**

Forming an unbroken whole; without interruption.
*December 15, 2013*

**Statistics**

You are so welcome
*December 15, 2013*

**Statistics**

Yes
*December 15, 2013*

**Statistics**

The null hypothesis will be that all population means are equal, the alternative hypothesis is that at least one mean is different.
*December 15, 2013*

**Math check**

Ya it would be
*December 15, 2013*

**Math check**

That is correct
*December 15, 2013*

**English**

Sorry that was my sister. She is 10. She typed what I wanted her to while i did something
*December 15, 2013*

**English**

Okay.
*December 15, 2013*

**English**

I wrote the 1st paragraph and then got stuck. Thank you for the help but I could ask my mom for help
*December 15, 2013*

**English**

I have to come up with a 2 page paper about Sandy Hook including : names of all victims, opinion, and what we could do to support Sandy Hook and the only part i am stuck on is that I don't know what to write for support! And my opinion!
*December 15, 2013*

**English**

Donate money to them???? I don't know this is WAY too hard. I have been working on this all weekend and it is due tomorrow
*December 15, 2013*

**English**

I want to say like how we could help support Sandy Hook but at the same time I want to include many of the names.
*December 15, 2013*

**English**

I need more info I am having so much trouble. I am only in 7th grade
*December 15, 2013*

**English**

What is a PERFECT essay about Sandy Hook Elementary School?
*December 15, 2013*

**6th grade math**

Ok.. for #4, i was trying to show that i subtracted 3 from both sides; #7, I was trying to show that I multiplied both sides by 3; and #8 was trying to show that I added 6 to both sides. I agree that I like how you showed it in #8. Thanks Reiny!
*December 11, 2013*

**6th grade math**

Can you check these inequalities? 1. Chancellor is saving $15 each week for at least n weeks to buy a skateboard that cost $150. Write an inequality to represent this real life situation. Ans: 15n >= 150 2. Write an inequality to represent the possible speed allowed fi the ...
*December 11, 2013*

**6th grade grammar**

whew..thanks! I need to review more.
*December 11, 2013*

**6th grade grammar**

hmm.. 1. Celina is coming to my house after dinner. action verb = coming verb phrase = is coming 2. The weather was beautiful this past weekend. - this is linking verb only (was)? 4. He has been sick all this week. verb phrase = has been 5. We were not happy about our team'...
*December 11, 2013*

**6th grade grammar**

Can you check these sentences? Identify whether each sentence includes an action verb, linking verb, or verb phrase. 1. Celina is coming to my house after dinner. Linking = is verb phrase = is coming 2. The weather was beautiful this past weekend. Linking = was verb phrase = ...
*December 11, 2013*

**Math**

9,876,543,012
*December 9, 2013*

**Physical Science**

Please HELP !!!!
*December 9, 2013*

**Physics**

what is the accuracy percent of 11 divided by 267 times 100?
*December 9, 2013*

**Trig**

86.16 i believe
*December 9, 2013*

**math 5th grade**

15
*December 9, 2013*

**math 5th grade**

Mary baked a dozen M&M cookies. There were 45 M&M's in the bag. Each cookie had a minimum of 3 M&M's. What are all the different possibilities?
*December 9, 2013*

**Help me pls geometry**

UVW~XYZ, UV= 15, UW=25, and XZ=60. If the perimeter of XYZ is 168, what is the perimeter of UVW?
*December 9, 2013*

**Psychology**

The answer is C. Albert Ellis depicts the relationship between irrational belief and negative emotions through use of the A-B-C model.
*December 9, 2013*

**help me pls geometry**

Which tirangles must be similar 1. Two right triangles with a congruent acute angle 2. Two obtuse angles 3 Two isosceles triangles with congruent bases 4. Two scalene triangles with a congruent angle
*December 9, 2013*

**help me pls geometry**

If ab=8, BC=14, and df=33 what is ef?
*December 9, 2013*

**6th grade math**

Oh.. thanks!
*December 5, 2013*

**6th grade math**

Can you check the following problems related to inequalities? 1) Sue has more than 5 cookies. Ans: x > 5 2) The temperature was less than 88 degrees last night. Ans: x < 88 3) I made $75 or more dollars babysitting. Ans: x >= 75? 4) I need to make a 70 or more on my ...
*December 5, 2013*

**math**

Two common names for streets are First Street and Main Street, with 12485 streets bearing one of these names. There are 2105 more streets named First Street than Main Street. How many streets bear each name?
*December 4, 2013*

**Math**

A department store sold 63 shirts one day. All short-sleeved shirts cost $15.00 each and all long-sleeved shirts cost $22.00 each. Total receipts for the day were $1,134.00 . How many of each kind of shirt were sold?
*December 4, 2013*

**6th grade grammar**

Thanks Steve and Ms. Sue!
*December 3, 2013*

**6th grade grammar**

ok.. i think i got it. thanks!
*December 3, 2013*

**6th grade grammar**

Can you explain linking verbs? I'm getting confused. (To decide, I used 'is' or 'was' to replace the verb). These are the ones I missed. 1. Paul's exhibit remained on display for an entire month. By replacing with 'was', the sentence still makes...
*December 3, 2013*

**6th grade grammar**

Thanks! think i'm understanding it.
*December 2, 2013*

**6th grade grammar**

Thanks! Looking at linking vs action verb, just wondering if i got it switched: 3. This pie tastes good with whip cream. Subject = pie action verb = tastes I tried substituting with 'is' and the sentence makes sense. Is 'tastes' a linking verb in this sentence?
*December 2, 2013*

**6th grade grammar**

Can you check the following sentences, please? Identify the subject and verb (action or linking). 1. Jim looked through his closet for his favorite shirt. Subject = Jim action verb = looked 2. A ghost appeared in the doorway. Subject = ghost action verb = appeared 3. This pie ...
*December 2, 2013*

**Algebra**

i need help
*November 26, 2013*

**math**

for a store contest 4 out of every 65 people who visit the store will recieve a freee dvd if 455 people visit the store how many dvds were given away
*November 22, 2013*

**Math (Calculus)**

Tower 1 is 60 ft high and tower 2 is 20 ft high. The towers are 140 ft apart. A guy wire is to run from point A to the top of each tower. [See a picture of this situation on page 274 of the textbook.] How many feet from tower 1 should point A be so that the total length of guy...
*November 20, 2013*

**Science**

What is the definition for the word friction?
*October 29, 2013*

**math**

points of intersection of f(x)=3x-5 and g(x)=-4+9
*October 29, 2013*

**algebra 2 part 1**

find the points of intersection of f(x)=3x-5 and g(x)=-4+9
*October 29, 2013*

**Math**

Two travelers were 225 miles apart at 2:00 pm and were headed toward each other. If they met at 4:15pm and one was traveling 20 miles per hour faster than the other, what was the speed of each traveler?
*October 26, 2013*

**Global Economics**

25000
*October 22, 2013*

**connexus **

1: courtship rituals 2: attract a mate 3: D 4: gamests may get washed away 5: the developing
*October 18, 2013*

**chemistry**

How many grams of carbon dioxide are produced from 48.8 g of C4H10?
*October 17, 2013*

**math**

How do I solve ? Adam bought a basketball that was on sale for 25% less than the original price.The original price was $4 more than the sale price. What was the original Price?
*October 16, 2013*

**math**

COMPLETE ratio table It takes 2 cups of cranberry juice for every for every 3 cups ginger ale Cranberry juice Ginger ale 2 ? ? 6 6 ? ? 12
*October 16, 2013*

**reading**

When is the best time to read review the discussion questions? A. Immediately after you have finished all of the reading. B. After you write your notes. C. Before you begin any detailed reading. D. At least 1 hour after your detailed reading.
*October 16, 2013*

**Biology**

The lack of nutrients and molecular building blocks, cells not secreteing materials normally and improper ion balance are results of which organelle not functioning properly
*October 16, 2013*

**Math Quadratic Equations**

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -3x2 + 6x + 9
*September 8, 2013*

**andover leke**

janna wrote this number 413,900 what is the valu of the digit in the ten thousands plase? 400,000 40,000 10,000 3,000
*September 4, 2013*

**andover leke**

janna wrote this number 413,900 what is the valu of the digit in the ten thousands plase?
*September 4, 2013*

**science**

how many molecules of oxygen are produced from the balanced equation 2kclo3=2kcl+3o2
*June 13, 2013*

**Literature**

L.T Morrison~The Gentle Giant Use the heading and write Mr L.T Morrison's story basing your writing on the descriptions of him and the things he does in the novel(Roll of Thunder, Hear My Cry).
*June 10, 2013*

**english**

In the story a man called horse what does horse discover about himself and others in his years with the crows
*May 20, 2013*

**chemistry**

A sample of an ideal gas has a volume of 2.29 L at 2.90 × 102 K and 1.08 atm. Calculate the pressure when the volume is 1.57 L and the temperature is 302 K.
*May 7, 2013*

**MATH**

A STUDENT COUNCIL COMMITTEE IS MADE UP OF 4 BOYS AND 5 GIRLS.IF 2 COMMITTEE MEMBERS ARE CHOSEN AT RANDOM TO ATTEND A CONFERENCE,WHAT IS THE PROBABILITY THAT BOTH MEMBERS WILL BE BOYS?
*May 5, 2013*

**JAVA PRoblem**

use an if statement with ascii key codes. like if you want the values to just be numbers, you look up the range that are just numbers and convert the user input into ascii and if it is not in the range that is allowed then dont add it to the array.
*April 14, 2013*

**Chemistry**

Thanks!
*April 14, 2013*

**Chemistry**

What is the hydronium ion concentration in a solution 0.150M in HNO2 and 0.300M in NaNO2? Ka = 7.24E-4
*April 14, 2013*

**Java programming**

Oh, all the doubles have to be lower case.
*April 14, 2013*

**Java programming**

double[] score = {8, 7, 8.5, 9.5, 7, 5, 10}; Double min = 10; //the highest possible score is 10 Double total = 0; for(int i = 0; i < score.length; i++) { total += score[i]; if(score[i] < min) { min = score[i]; } } total -= min; System.out.println("Total = " + ...
*April 14, 2013*

**Algebra.. PLEASE help me!!**

Part A) Possible Outcomes: Heads and Red Ball Heads and Blue Ball Heads and Green Ball Tails and Red Ball Tails and Blue Ball Tails and Green Ball There are only 2 possible outcomes from the coin either heads or tails. There are three possible outcomes from drawing the 3 ...
*April 11, 2013*

**math**

1) 25 1/5x = 5 x = 5*5 x = 25 2)18 It states that when it is multiplied by 2 it is between 20 and 40 so divide both 20 and 40 by 2 and that shows that your range of numbers is between 10 and 20. 18*2 = 36 between 20 and 40 18*6 = 108 18 * 4 = 72
*April 11, 2013*

**Physics**

Thank you!
*April 11, 2013*

**Physics**

4. What does the slope of each of the following graphs stand for? (y versus x) a) mass vs volume b) velocity vs time c) mass vs force d) kinetic energy vs frequency e) sine incident angle vs sine refracted angle f) charge vs voltage g) voltage vs current h) force vs area
*April 11, 2013*

**math**

The average time is equal to the sum of the components divided by the number of components. (45 min + 50 min + 36 min + 70 min + 49 min)/5 days= average (250 min)/5 days = 50 min per day
*April 11, 2013*

**Chemistry**

Which is the more concentrated solution: a solution made with .70 moles of NaCl in a .35L water or a 35g of NaCl in .75L?
*April 8, 2013*

**pre calculus**

what do you mean when you say, "the appropriate function?" what function are you referring to?
*April 2, 2013*

**pre calculus**

1.)A utility company has the following rate schedule for natural gas usage in a city’s business district: Monthly service charge: $8.80 Per therm service charge 1st 25 therms : $0.6686/therm Over 25 therms: $0.85870/therm (a) What is the charge for using 25 therms in one ...
*April 2, 2013*

**fgcu**

More than a decade ago, high levels of lead in the blood put 88% of children at risk. A concerted effort was made to remove lead from the environment. Now, suppose only 12% of children in the United States are at risk of high blood-lead levels. (a) In a random sample of 194 ...
*March 27, 2013*

**physics**

A water tower is 100m tall and has a diameter of 0.77 cm^3, what is the velocity of the water?
*March 26, 2013*

**MATH**

BRYCE HAS 24 BASEBALL TROPHES. MATT HAS 3/4 AS MANY TROPHIES AS BRYCE. HOW MANY TROPHIES DOES MATT HAVE?
*March 24, 2013*

**MATH**

ESTIMATION. WHICH IS THE BEST ESTIMATE FOR THE AREA OF A SQUARE WITH SIDES EQUAL TO 4 1/8 INCHES?
*March 24, 2013*

**MATH**

WHICH BENCHMARK FRACTION COULD YOU USE TO ESTIMATE THE PRODUCE OF 36 X 11/16?
*March 24, 2013*

**MATH**

JENNA LIVES 4 3/10 MILES FROM SCHOOL. SHE ESTIMATES THAT SHE TRAVELS 4 X 2 X 5, OR 40 MILES EACH WEEK. IS HER ESTIMATE AN OVERESTIMATE OR AN UNDERESTIMATE? EXPLAIN.
*March 24, 2013*

**MATH**

SHOW THREE WAYS TO ESTIMATE 3/5 X 9 1/2. IDENTIFY EACH METHOD YOU USE.
*March 24, 2013*

**4th grade math**

The answer is simple but you have to find it out your self
*March 19, 2013*

**AP Physics B**

Got the answer, 36.5 cm
*March 15, 2013*

**AP Physics B**

An object is 21 cm in front of a diverging lens that has a focal length of -10 cm. How far in front of the lens should the object be placed so that the size of its image is reduced by a factor of 1.5?
*March 15, 2013*

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