Sunday
March 29, 2015

Posts by Jen


Total # Posts: 3,309

Algebra
The polynomial function f is defined by f(x)x^4-3x^3-2x^2+4x+5. Use a graphing calculator to find all the points (x,f(x)) where there is a local maximum. Round to the nearest hundredth
January 25, 2011

Math
A loan of $37,000 is made at 3%interest, compounded annually. After how many years will the amount due reach $49,000 or more? (Use the calculator provided if necessary.) Write the answer as a whole number. ****I get 1.03^10 = 49,724.91 So is the answer 10 years at 49,725.00?
January 24, 2011

Algebra
I get 1.03^10 = 49,724.91 So is the answer 10 years at 49,725.00?
January 24, 2011

Algebra
A loan of $37,000 is made at 3%interest, compounded annually. After how many years will the amount due reach $49,000 or more? (Use the calculator provided if necessary.) Write the answer as a whole number.
January 24, 2011

Math
Multiply. (-1/5) X(-7)X(4/7) Write your answer as a fraction in simplest
January 24, 2011

Math Please Help
Thank You so much!
January 24, 2011

Math Please Help
I still can't get it, I will just hit the I don't know button because I'm stressing over it to much.
January 24, 2011

Math Please Help
The answer cannot be in a radical form
January 24, 2011

Math Please Help
Solve for v. v+6/5=3/5v-7/3 Simplify your answer as much as possible.
January 24, 2011

Algebra
f(x)=4x^-5x f(0) f(-1) f(2) All you have to do is put the number given in for x. I will do the first one for you. 4(0)^-5(0) 0^0=1
January 23, 2011

College Algebra
Ok I will try to figure it out and ask if I need anymore questions. thanks for your help
January 22, 2011

College Algebra
Please help me Divide. (9x^3-10+19+6x^4)/(-2x^2+3x-3) Write your answer in the form Q(x)+ R(x)/ -2x^2+3x-3, where Q(x) is the quotient and R(x) is the remainder.
January 22, 2011

pre algebra
3w+2+3w=-4+9 6w+2=5 6w=3 w=1/2 Now put 1/2 back into the original problem. 3(1/2)+2+3(1/2)=-4+9
January 22, 2011

math
10 * 3 = ? Count by 10's three times.
January 21, 2011

math
I would round by doing 20 * 30, since 25 is exactly halfway between. 2 * 3 = 6, put 2 0's on the end..600
January 21, 2011

5th grade
Which of those numbers do you see the most often? That is your mode. Example: 1, 3, 6, 1, 2, 3, 6, 3..your mode is 3 because it occurs most often.
January 20, 2011

physics
You're at a Red Rocks concert on a cold January evening. The temperature is -8 degrees Celsius and you've got amazing front row tickets, the players are only 5.5 m away. How long does it take for sound to arrive to you from the stage? Calculate your answer in seconds,
January 20, 2011

English
1. Good. summer house? cottage? 2. Any 3. Any 4. bobsledding, not I was involved in
January 20, 2011

Math - Calculus
Integration of (sinx + cosx)^2 from 0 to pi/2. I get pi/2 + 1 as my final answer... wondering if that's correct?
January 19, 2011

physics
a 2kg mallet is dropped from a height of .6m onto a nail, driving it 3.5 cm into the wood. What is the average force exerted by the mallet on the nail? thanks
January 19, 2011

Chemistry
A 10.8g sample of a gas has a volume of 5.25L at 25 degrees Celsius and 766mmHg. If 2.3g of the same gas is added to this constant 5.25L volume and the temperature raised to 68 degrees Celsius, what is the new gas pressure?
January 18, 2011

Math
12:15
January 17, 2011

alegebra 2
What are the directions...
January 17, 2011

Math
In a mathematics olympiad there are 20 finalists. In how many ways can three equal prizes be awarded, assuming that two prizes cannot be given to one finalist? In how many ways can a first, second and a third place be awarded? (I understand that Permutations and Combinations ...
January 17, 2011

physics
A model rocket leaves the ground, heading straight up at 47 m/s. (a) What is its maximum altitude? m What are its speed and altitude at each of the following times? (b) 1 s m/s m (c) 4 s m/s m (d) 8 s m/s m
January 16, 2011

chem
the gap between two brain cells is 0.0020 nm. how many meters is this
January 15, 2011

math
13c+7d=99.8 12c+7d=84.11 Multiply the 2nd equation by -1 13c+7d=99.8 -12c-7d=-84.11 c= Plug that back into either original equation to solve for d.
January 15, 2011

English
1 is kind of awkward. I would change come to take.
January 14, 2011

pre algebra
the midpoints of each side of triangle NOT are connected to make a smaller triangle inside triangle NOT. If the area of triangle NOT is 16 in squared, what is the area of the smaller triangle?
January 13, 2011

algebra
what is the height of a solid with a volume of 120m3 and a base area of 30 m2
January 12, 2011

English
How do I write an outline for a paper?
January 12, 2011

Spanish
You have to post it first.
January 12, 2011

math
300 * 3 = 900
January 11, 2011

Math
They were different size pizzas..
January 10, 2011

math geometry ITT
All of the angles in a triangle total 180, so 180-40=140, 140/2=70
January 10, 2011

Math
2,300-2,500=?
January 9, 2011

7th Grade
Z+5/7=3 z=3-5/7 z=?
January 9, 2011

com170
Also: definitely, not defiantly lose, not loose
January 9, 2011

spanish
If you are struggling, maybe write it in English first, and then work on translating it to Spanish. You don't need "examples" of me telling you what I did last week. Just be sure that you understand when you need to use the preterite. If not, re-read that section...
January 8, 2011

english
Grammar mistakes: insure should be ensure (2 x), 4. I have learned that (not this) in life...at a quick glance the verb tenses appear to be correct, but they were not thorougly checked.
January 8, 2011

algebra
P + q for p = 32 and q = 18 5 P + q= ? 5 Should this say 5p+q? Not sure what the random 5 is there for. Either way, just plug in the numbers. If it is 5p+q, it's 5(32)+18. Find domain of the function g (x) = 10 4-7x, 4-7(10)
January 7, 2011

errors
-0.7x<-35 Divide both sides by -0.7. When you do this the sign flips. x>50
January 7, 2011

accounting
You have been asked to speak at a career fair for high school students in your home town. Specifically, you are making a presentation about your role as an accountant. Describe for the students the primary objectives of accounting. Explain the basic terminology of the ...
January 7, 2011

algebra
The slope is -3 and the y intercept is -5.
January 7, 2011

Algebra
Donna, almost all of your posts contain an equation or something similiar without a question. You have to tell us what the directions are. We aren't mind readers.
January 7, 2011

math
You're going to need to use a ruler. We can't help you online with this..
January 6, 2011

Math
8x+2y+11=0 2y=-8x-11 y=-8/2x-11/2
January 6, 2011

Math 208
x+3y=2 -x+y=1 so y=x+1, substitute that into the 1st x+3(x+1)=2 x+3x+3=2 4x+3=2 4x=-1 x=-1/4 Substitute that into either of the original equations to solve for y.
January 6, 2011

precal
Why is there no corresponding point on tan^-1(x) for the (135,-1) on the graph tan(x). Thanks!
January 6, 2011

7th grade math
6+x=2x-14 Letters on one side, numbers on the other. Subtract x from both sides. 6=x-14 Add 14 to both sides. 20=x
January 6, 2011

math
The lines mean absolute value. It means to make whatever is inside positive. |2|=2 |-2|=2 -|2|-2 -|-2|=-2 Get it? Always do the absolute value part first.
January 6, 2011

math
Jess is right, it's add. 5 * 3 = 15. 5 * 2 = 10 and 5 * 1 = 5, 10 + 5 = 15.
January 6, 2011

math
(3.5x10^-3)(4.2x10^7)
January 5, 2011

math
6(n+2)-(4-n)
January 5, 2011

english
It's a personification, because it gives the lake a human quality (being wrinkled).
January 4, 2011

math
No solution.
January 4, 2011

pre algebra
All of the whole numbers between -4 and 6, not including them since it's not <=. -3, -2, -1, 0, 1, 2, 3, 4, 5.
January 4, 2011

math
I'll do the first one. x+8>15 You want to get the letters on one side and numbers on the other. Subtract 8 from both sides. x>7
January 4, 2011

algebra 2
2x+5y=10 x-3y=-6 Multiply the 2nd equation by -2 so that the x's cancel. 2x+5y=10 -2x+6y=12 Add the lines together. 11y=22 Solve for y, replace that in either original equation to solve for x.
January 4, 2011

MATH PRE-ALGEBRA
It should be an open dot because it's an inequality. It would be a closed dot if it was an equality, such as x=3.
January 3, 2011

Algebra 1
It's not a solution. It would have to say x>=-4 for that to be true. -4 is not more than -4.
January 3, 2011

algebra
half
January 3, 2011

math
Perimeter means to add the sides. Pool A: 10+2+10+2 Pool B: 7+7+7+7 Which is more?
January 3, 2011

algebra
2x+7+14=2x+21
January 2, 2011

algebra
9(2)-4.5=?
January 2, 2011

Algebra
.5x+7<=1.3x-8 7<=.8x-8 15<=.8x 18.75<=x or x>=18.75
January 2, 2011

Math
Should that say x^2+8x+15? I think it should..
January 2, 2011

math
what is the inverse function of f(x)=3/x-4
January 2, 2011

integrated algebra
8y-11<5 or 13<4y-7 8y<16 or 20<4y y<2 or 5<y, y>5 so y<2 or y>5
January 2, 2011

algebra
never
January 2, 2011

geometry
All I can suggest to do is draw it. I got (-3,-2)..im sure it's something like that.
January 2, 2011

eng 20 F
Try searching No Fear, Shakespeare online. It's very helpful.
January 2, 2011

Social Studies
Louisiana
January 2, 2011

algebra 2
(-3)^2-6(-3)+3
January 1, 2011

math
Just reduce each..15/30=1/2 and so on
December 31, 2010

Geometry
Since it's an equilateral triangle, AB=BC. 3x=2x+12, solve for x.
December 29, 2010

Math
You just divide it. 19/3=6 remainder 1, and the denominator stays 3.
December 29, 2010

pharmacy tech
To find out if a drug causes nausea, you would look in this section of the drug monograph
December 29, 2010

math
i/o 1 5 +4 2 8 +6 4 14 +10 8 ? +16 8+16=? (Input is doubling.)
December 28, 2010

algebra
3/4=60/x, cross multiply and solve
December 27, 2010

Algebra
a^2+b^2=c^2 The two sides are equal and you know c, so.. 2a^2=50 Solve for a.
December 27, 2010

math
It is B. For a great website on this, see h t t p : / / w w w . r e g e n t s p r e p . o r g / R e g e n t s / m a t h / a l g t r i g / A T E 3 / d i s c r i m i n a n t . h t m (without the spaces, obviously)
December 27, 2010

'Twas the Night Before . . .
Thanks for sharing! Did anyone notice it says Donder instead of Donner? lol.
December 24, 2010

distributive property
What's 5 *6x? What's 5 * 9? Remember to separate the two terms with the plus sign.
December 23, 2010

math
Just divide it out. 8/11=.727272 etc = .73
December 21, 2010

5th grade math
Inverse operations are like "opposites", what undoes the operation. Multiplication and division are inverses, as are addition and subtraction. For example, if you have 4x+2=10, you have to use the inverse of addition (subtraction) to get rid of the 2. 4x+2=10 ...
December 19, 2010

Math
y=7x
December 19, 2010

math
Tyler, I did one of these for you yesterday. You should be able to do them on your own now. Don't post any more of these problems without attempting them yourself (and showing work) first!
December 18, 2010

math
What are you asked to do with this?
December 17, 2010

Math
ASA
December 17, 2010

Math
Make up set of 7 numbers having these landmarks: mode 21, Median 24, maximum 35, range 20. If the maximum is 35 and the range is 20, that means the minimum is 15. 15 __ __ __ __ __ 35 We know the median (number in the middle) is 24. 15 __ __ 24 __ __ 35 The mode (used most ...
December 17, 2010

math
Where are your answers?
December 17, 2010

5th grade
3 * 3 * 3 = 27
December 17, 2010

spanish
You can respond as follows: Yo tengo que comprar un/una ________ para el cumpleaños de mi madre/padre.
December 16, 2010

writing in math
He/she needs a multiplication story, not a division story. 5 classmates each have 2 pencils. How many pencils do they have in all? 5 * 2 = 10 pencils
December 16, 2010

math
sentence*
December 16, 2010

math
There are two factors in that sentences, the 9 and 4.
December 16, 2010

7th math
At the mall, you spent a total of $170.86. You bought 2 pairs of jeans for $ 39.95 each,a jacket for $45.99, and shirts for 14.99each. How many shirts did you buy? jeans=$79.90 jacket=45.99 total cost so far=125.89 170.86-125.89=$44.97 14.99x=44.97..solve for x, that's ...
December 16, 2010

Math
120abc
December 16, 2010

math
Yes. If the groups were equal, you could multiply them to get the answer quicker. Since they are unequal, you can only add.
December 15, 2010

Pages: <<Prev | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | Next>>

Members