Wednesday
July 23, 2014

Posts by Jenny


Total # Posts: 1,199

spanish
Thank you

spanish
El domingo pasado, yo iba con mis amigos al cine. What is wrong?

chemistry
Thank you very much..

chemistry
52 F = 284 K. 1008 (hPa) = 101.9(kPa) Is that right? I'm checking my book and its soooo confusing to me. I have this info so far and want to know if I'm doing it right since its worth 12 points on my test!!! .5*8.314*284/101.9=11.58L

algebra
The prices of several chess sets are $15, $20, $38, $95, $60, $45, $40, $35, and $50. Make a box-and-whisker plot of the data. What conclusions can you make? (You do not have to submit the box and whisker plot.)

Algebra II
Thank you Reiny!!!! I've been asking for this as well......

algebra help please
Ms. Sue, The same exact question was just asked today from another student and WAS answered in a timely manner. My however is still blank...... :( Good thing is I have my answer now.....

algebra help please
I notice that other problems are answered in a timely manner....was is my overlooked? Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewr...

Math
$1.24

Algebra II
A)3!=6 ways B)4!=24 ways C)5!=120 ways ...since there is 12 to choose from. That's on my test too!!!

Algebra II
Hyperbola (x-2)^2-4(y-1)^2=36 I have that one on my exam too.

Algebra II
r=1.65/1.1=1.5=22.8594 I have the same question on my exam too!!!

ALGEBRA
3^4=81

ALGEBRA
214.67*36=7728.12 7728.12-6000=1728.12 1728.12/6000=.28802=28.8%

algebra 2
Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h, k), and describe the t...

algebra 2
Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h, k), and describe the t...

ALGEBRA
i=.039/360=.000108333 n=15*360=5400 Amount=2300(1.000108333)^5400 =30153.83 Interest earned=30153.83-23000=$7,153.83

algebra 2
The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part B: The apartment manager considers raising the rent for every apartment by $50. Find the mean, median, mode, range, and standard deviation of th...

algebra homework check
Thank you mathmate!!!!!

algebra homework check
Are my other answers right?

algebra homework check
The monthly rents for the apartments in a Business building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents???

homework check plz
The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents???

PsyDAG homework check
The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents????

algebra 2
Thank you

algebra 2
Renee belongs to a bowling club. She scores 50, 52, 55, and 59 on her first four games. She hopes to continue improving according to this pattern. Part A: What are the next four terms in Renee’s sequence? Part B: Write an recursive function rule for the sequence? Part C: ...

PsyDAG homework check please
Range = highest value - lowest=$475 Mode = most frequently occurring score=$650 Median = 50th percentile. Half of the scores have a higher value and half are lower=$650 Mean = sum of scores/number of scores=$637.50

algebra 2
The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean, median, mode, range, and standard deviation of the rents. Part B: The apartment manager considers raising the rent for every a...

algebra
A normal distribution has a mean of 98 and a standard deviation of 6. What is the probability that a randomly selected x-value from the distribution is at least 80?

algebra 2
Thank you!!!!! I see my mistake now...

algebra 2
A sequence is defined recursively by a1=1,an=(an-1+1)^2. Write the first 4 terms of the sequence.

algebra 2
A store sells rings with birthstones selected from the 12 different months of the year. The stones are arranged in a row. Part A: Mary wants a ring with a topaz, a sapphire, and a ruby set in a line. Write and evaluate an expression to show how many ways the 3 stones can be ar...

algebra 2
Thank you!!!

algebra 2
Jeremy and Noor are playing a game where they each draw a marble from a bag, and whoever draws the marble worth the most points wins. Red marbles are worth 1 point, green marbles are worth 2 points, blue marbles are worth 3 points, and white marbles are worth 10 points. There ...

algebra
If events A and B are independent, P(A) = 0.62, and P(B | A) = 0.93, what is P(B)?

algebra
If events A and B are independent, P(A) = 0.62, and P(B | A) = 0.93, what is P(B)?

algebra 2
504?

algebra 2
Nine people are entered in a race. If there are no ties, in how many ways can the first three places be awarded? 3 252 472 504

math
there are 10 tenths in one whole.There are 100------------------ in one whole

algebra 2 help please
7 girls audition for 12 roles in a school play. What is the probability that at least 2 of the girls audition for the same part?

algebra 2
Find the first 5 terms of the sequence with a1=6 and an=2a n-1 -1 for n _>2 a. 6, 12, 24, 48, 96 b. 6, 11, 21, 41, 81 c. 6, 7, 8, 9, 10 d. 1, 2, 3, 4, 5

algebra 2
Thank you!!!

algebra 2
What is the 16th term in the following geometric sequence? 5, –10, 20, –40, 80, ...

algebra 2 help please
1/6?

algebra 2 help please
Yves and some friends are playing a fair game in which 18 cards are dealt to 6 players. One of the cards is a queen. The player who receives the queen goes first. What is the probability that Yves will go first? a) 1/18 b) 1/3 c) 1/6 d) 1/13

algebra 2 help please
You have a carrying case that holds four CDs. You want to know in how many ways you can place four of the ten CDs you own into the case.

algebra 2
Keep in mind....its algebra. :)

algebra 2
7 girls audition for 12 roles in a school play. What is the probability that at least 2 of the girls audition for the same part?

algebra 2 homework check
Yves and some friends are playing a fair game in which 18 cards are dealt to 6 players. One of the cards is a queen. The player who receives the queen goes first. What is the probability that Yves will go first? Is it 1/3?

algebra 2 help please/check
The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475. Part A: What is the sum of the first 6 terms of the sequence? Show your work. Part B: How does the sum of the seriesy differ from the 6th term? Explain. Part C: If the nth term in this sequence represents the ...

algebra 2
The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475. Part A: What is the sum of the first 6 terms of the sequence? Show your work. Part B: How does the sum of the seriesy differ from the 6th term? Explain. Part C: If the nth term in this sequence represents the ...

algebra 2 homework check
Thank you!!!!

algebra 2
Thank you!!!!

algebra 2
Ralph, Mario, Jack, Laura, and Maria are in the math club. The club advisor will assign students to 3-person teams at the next math team competition. How many different 3-person teams can be formed from these five students? I got this wrong...here was my answer 5*4*3/(2*1) 60/...

algebra 2 homework check
Thank you. Boy I was way off!!! I guess I over think things.

algebra 2 homework check
Tell whether the possibilities should be counted using a permutation or combination. Then find the number of possibilities. You have a carrying case that holds four CDs. You want to know in how many ways you can place four of the ten CDs you own into the case. Answer: 10*9*8*7...

algebra 2
Yves and some friends are playing a fair game in which 18 cards are dealt to 6 players. One of the cards is a queen. The player who receives the queen goes first. What is the probability that Yves will go first?

algebra 2
Thank you

algebra 2
If no digit appears more than once, how many 2-digit numbers can be formed from the digits 1, 3, 5, and 7?

algebra 2 help please
D)x^2+y^2=625 X^2+(y-50)^2=1122 Y=20 (-15,20)(15,20) E)x^2+y^2=625 X^2+y^2-200y+10000=13618 Y=18 (-20,-15)(20,-15) 1)Combine your answers from Parts D and E to pinpoint the epicenter of the earthquake 2)Graph the equations for all three stations to verify your algebraic solut...

algebra 2
An auditorium has a curved back wall. A horizontal cross section of the wall is in the shape of a parabola. The wall is 80 feet wide and the vertex of the parabolic cross section is 50 feet from the stage. Where in the auditorium should you sit for the best sound quality?

algebra 2
Nonlinear systems Solve the system by elimination. y=x^2+2 -4x-y=10 Solve the system using substitution. y=-3x^2+x-2 y=-5x+3

algebra 2
An auditorium has a curved back wall. A horizontal cross section of the wall is in the shape of a parabola. The wall is 80 feet wide and the vertex of the parabolic cross section is 50 feet from the stage. Where in the auditorium should you sit for the best sound quality? Expl...

physics
Two rigid rods are oriented parallel to each other and to the ground. The rods carry the same current in the same direction. The length of each rod is 0.85 m, and the mass of each is 0.077 kg. One rod is held in place above the ground, while the other floats beneath it at a di...

algebra 2
Nonlinear homework... Solve the system by elimination. 1)y=x^2+2 -4x-y=10 2) Solve the system using substitution. Y=-3x^2+x-2 Y=-5x+3

algebra 2
Solving nonlinear systems

algebra 2
Solve the system using substitution. Y=-3x^2+x-2, Y=-5x+3

algebra 2
Solve the system by elimination. Y=x^2+2, -4x-y=10

algebra
Write an equation for a parabola with vertex at (3, -6) and focus at (3, -4)

algebra
Write the equation for a parabola with vertex ( -2, 3) and focus ( -2, 1

Maths
Oh dear me. What is this? My eyes are burning!

calculus
What size should be the frame be? Suppose an artist has a circular picture with a diameter 6 inches which she wishes to frame by a uniform width frame with covers 1/2 inch width uniformity of the painting and has total area equal to that of the exposed painted surface when the...

Math
How do you use prime factorization to reduce a fraction?

Math
Sorry, I didn't see yours

Math
How do you use prime factorization to reduce a fraction?

Math
how do you write the prime factorization for 75/108.

Math
If input x is 1, 2, 3, 4 and output y is 6, 10, 14, 18 , what is its function rule?

Help
Avery has a three week vacation. He plans on driving a total of 4,898 miles. About how many miles should he average per day? As it turned out he spent 5 hours a day driving and drove a total of 5,565 miles. What was his average speed for the hours he drove?

Math
It is known that if the deer population falls below a certain level, m, then the deer will become extinct. It is also known that is the deer population goes above the maximum carrying capacity, M, the population will decrease to M. (a) Discuss the reasonableness of the followi...

math
A jar consists of 21 sweets, 12 are green and 9 are blue. William picked 2 sweets at random. Find the probability that both sweets are blue.

math
A jar consists of 21 sweets, 12 are green and 9 are blue. William picked 2 sweets at random. Find the probability that both sweets are blue.

physics
One gram of tungsten has 3.28 × 1021 atoms, and each tungsten atom has 74 electrons. How many electrons are contained in 9.00 g of tungsten? Answer in units of electrons

physics
Three point charges, +6.5 ¦ÌC, +1.4 ¦ÌC, and −3.9 ¦ÌC, lie along the x-axis at 0 cm, 1.8 cm, and 5.3 cm, respectively. What is the force exerted on q1 by the other two charges? (To the right is positive.) The Coulomb constant is ...

physics
Two electrostatic point charges of +54.0 ¦ÌC and +47.0 ¦ÌC exert a repulsive force on each other of 189 N. What is the distance between the two charges? The value of the Coulomb constant is 8.98755 ¡Á 109 N ¡¤ m2/C2. Answer...

physics
A small cork with an excess charge of +5.0 ¦ÌC is placed 0.14 m from another cork, which carries a charge of −3.2 ¦ÌC. What is the magnitude of the electric force between the corks? The Coulomb constant is 8.98755 ¡Á 109 N ¡...

economics
Companies are usually taken private by who?

Grammar
Proofreading.. PROCEDURE: The patient was prepped and draped in the usual sterile fashion. Examination of the vocal chords in a sitting position revealed a poly-poid growth in front of the left false vocal cord with erythematous base and yellow colored tip. Vocal cord appeared...

Grammar
Proofreading: This paragraph just sounds awkward to me to begin with. Carina was inspected at that time, which appeared sharp with no mucosal lesions noted. 2% Lidocaine was instilled over the carina. Right main stem bronchus was inspected next. Opening to the right upper lobe...

grammar
LOL I can't believe I missed father being capitalized. Thank you writeacher.

grammar
Editing grammar. Review of the sleep questionnaire indicates that the patient had a Trend Oximetry done 2 years ago, and was placed on 9 cm of sea pap. The patient notes that he has not seen much change with the use of it. His Father has a history of the same. He still continu...

RMS Speed
Nvm, got it

RMS Speed
A gas is at 20°C. To what temperature must it be raised to triple the rms speed of its molecules? Ans: 2364oC I don't get how they got the answer. Please help!

math
Need help

grammar
1. If we can meet with the patient and he / him / himself, we can discuss possible alternative treatments. A) he B) him C) himself 2. An argument between her boyfriend and her / she resulted in the latest injury. A) her B) she 3. The patient’s son is taller than he / him ...

Calculus
Which of the following is the x-intercept of the plane 2x-4z+1=0? a) P(2,0,-4) b) P(0,0,0) c) P(-1/2,0,0) d) P(0,0,1/4)

Calculus
Which of the following planes is the equation for the pane with an x-intercept at P(2,0,0), a y-intercept at Q(0,-3,0), and is parallel to the z-axis? a) 3x-2y-6=0 b) 2x-3y+z-6=0 c) 3y-2z-6=0 d) z=-6

Calculus
Which value of k will make the plane r=(k,3k,12) +s(2,2,3)+t(-1,1,3), s,teR passing through the origin? a) 2 b) 1 c)0 d) -1

Calculus
Explain the possible relationships between two lines in R^3

Calculus
I was thinking about that, ha~ but thought it would be wrong. Thanks!

Calculus
Determine two sets of parametric equations for the line passing through the points P(1,7,1) and Q(3,4,4) ---------------------------------------- I got one of them but I don't know how to get a second parametric equation. first one: x=1-2s, y=7+3s, z=1-3s second:???

geometry
1. 5/3 2.25/9 :D ^_^

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