Sunday
December 21, 2014

Posts by Lisa


Total # Posts: 3,062

algebra1 HELP PLEASE Thanks you!!
Find the relative minimum of y = 3x^3 + 14x^2 - 10x - 43 Round your answers to the nearest hundredth.
July 10, 2013

algebra1 HELP PLEASE Thanks you!!
wo identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 100 feet, and ball 2 is dropped from a height of 210 feet. Write a function for the height of each ball. h1(t) = h2(t) = When does ball 1 reach the ground? Round to the nearest ...
July 8, 2013

physic PLEASE I REALLY NEED HELP WITH THIS PROBLEM
Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 100 feet, and ball 2 is dropped from a height of 210 feet. Write a function for the height of each ball. h1(t) = h2(t) = When does ball 1 reach the ground? Round to the nearest ...
July 8, 2013

algeba 1 please I REALY NEED HELP THANK YOU :D
Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 100 feet, and ball 2 is dropped from a height of 210 feet. Write a function for the height of each ball. h1(t) = h2(t) = When does ball 1 reach the ground? Round to the nearest ...
July 8, 2013

algebra1 HELP PLEASE
The length of a rectangle is 4 m less than the diagonal and the width is 7 m less than the diagonal. If the area is 76 m2, how long is the diagonal? Round your answer to the nearest tenth.
July 8, 2013

algebra1 HELP PLEASE
The height in feet of a rocket after t seconds is given by h(t) = 160t - 16t2. Find the maximum height the rocket attains: After how many seconds does it reach this height?
July 8, 2013

math
The height in feet of a rocket after t seconds is given by h(t) = 160t - 16t2. Find the maximum height the rocket attains: After how many seconds does it reach this height?
July 8, 2013

algebra1 HELP PLEASE
y = x2 - 7 what are the x intercepts
July 8, 2013

algebra1 HELP PLEASE
Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 100 feet, and ball 2 is dropped from a height of 210 feet. Write a function for the height of each ball. h1(t) = h2(t) = When does ball 1 reach the ground? Round to the nearest ...
July 8, 2013

algebra 1 please help
Solve the inequality. Round your answer to the nearest tenth. x2 + 5⋅x - 7 > 5
July 6, 2013

algebra1please look over THANK YOU
The point (2, 15) is in the shaded region of which of the following inequalities? A) y<-x^2-4x+1 B) y>-2x^2-4x ---(slash under the >) C) Y<2x^2+3x+1 D) Y>2x^2+3x+1 i got B. :)
July 6, 2013

algebra1 HELP PLEASE
Simplify the expression: (2 + 6⋅i)(-1 + 6⋅i)
July 6, 2013

algebra1 HELP PLEASE
Solve the inequality. Round your answer to the nearest tenth. x2 + 5⋅x - 7 > 5
July 6, 2013

algebra1please look over THANK YOU
Simplify the expression. (-4*i)(-4*i) I got 16 is that right
July 6, 2013

algebra1please look over THANK YOU
Write the number in the form a + bi: square root -9 + 16 i got 16 +3i is that right
July 6, 2013

algebra1 HELP PLEASE
find the value of x and y that make each equation true -4+(y)^i=-12x-i+8 please show the steps thanks
July 5, 2013

Algebra1 HELP PLEASE
Solve 7⋅x = x2 - 6 by using the Quadratic Formula. Round to the nearest tenth.
July 5, 2013

algebra1 Help pleASE
A gardener wants to create a rectangular vegetable garden in a backyard. She wants to have a total area of 13 square feet, and it should be 12 feet longer than it is wide. What dimensions should she use for the vegetable garden? width = feet length = feet
July 4, 2013

algebra1please look over THANK YOU
The solutions to a quadratic equation are -1 and 7. What is the equation of its axis of symmetry? I GOT 3 is that right
July 3, 2013

algebra1please look over THANK YOU
Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: s=4(pi)^2 to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet i got 50=39.4 but dont know...
July 3, 2013

algebra1 HELP PLEASE
Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: s=4(pi)^2 to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet
July 3, 2013

Algebra1 HELP PLEASE
please look over is it suppose to be 3 if i do -1+7 =6 then divied it by 2 i get 3
July 3, 2013

Algebra1 HELP PLEASE
The solutions to a quadratic equation are -1 and 7. What is the equation of its axis of symmetry?
July 3, 2013

Algebra1 HELP PLEASE
(x + 4)(x - 3) = -10?
July 3, 2013

algebra1 HELP PLEASE
Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet
July 3, 2013

algebra 1 NEED NOW!!! PLEASE HELPPP
The height of a soccer ball that is kicked from the ground can be approximated by the function: y = -12⋅x^2 + 48⋅x where y is the height of the soccer ball in feet x seconds after it is kicked. Find the time it takes the soccer ball to reach its maximum height: ...
July 1, 2013

algebra 1 NEED NOW!!! PLEASE HELPPP
The height of a soccer ball that is kicked from the ground can be approximated by the function: y = -12⋅x2 + 48⋅x where y is the height of the soccer ball in feet x seconds after it is kicked. Find the time it takes the soccer ball to reach its maximum height: ...
July 1, 2013

algebra 1 NEED NOW!!! PLEASE HELPPP
The height of a curved support beam can be modeled by F(x)=- x^2/288 +18 Find the height and width of the beam. Height = units Width = units
July 1, 2013

algebra 1 NEED NOW!!! PLEASE HELPPP
A rectangular picture measuring 3 in. by 7 in. is surrounded by a frame with uniform width x. Write a quadratic function in standard form to show the combined area of the picture and frame.
July 1, 2013

math
x-5y=-21 9y-8x=44 substitution method
June 30, 2013

algebra 1
simplify (m^2 n^-3)^2 (-m^-3 n^3)^3
June 30, 2013

algebra 1
factor the trinomial by filling in the box 2x^2+10x +12 (x +______ ) (2x+______)
June 29, 2013

PHI 208
Explain why you think these questions would be the type to reveal the computer to be a computer? Why would these responses have to be given by a human being? (If you don't think there are such questions, explain how the three questions you chose would fail to determine ...
June 26, 2013

PHI 208
Present three specific questions that you would ask in the Turing Test to determine if something is real or artificial intelligence.
June 26, 2013

physics 1
A child of mass M using a parachute reaches a terminal velocity V, with the air resistance directly proportional to the square of the child's velocity. If an adult of mass 3M uses the same parachute under exactly the same conditions, his terminal velocity will be closest ...
June 26, 2013

math
the class is 50 students 30 like chocolate, 25 like vanilla, and 18 like both, which like neither.
June 25, 2013

English
Which one of the following statements Is not characteristic of Edward Taylor? He was a minister in Westfield, Massachusetts. He was fired from a teaching position because he refused to take an oath contrary to his religious beliefs. He was probably a very likeable man, well-...
June 19, 2013

Intermediate algebra, concepts and graphs
How do I solve the absolute value of: (x-2)>1? I am completely lost and my homework online is saying I did it wrong. I came up with 3<x<1. Help!
June 14, 2013

Intermediate algebra, concepts and graphs
what times what equals -7 and what + what =18?
June 12, 2013

Intermediate algebra, concepts and graphs
a bullet is fired into the air with an initial upward velocity of 64 fps from the top of a building 80 feet high. The equation that gives the height of the bullet at any time (t), is h=80+64t-16t^2. Find the times at which the arrow will be 128 feet in the air? This talks ...
June 12, 2013

Finite Math- Please help!
Hi, I'm having trouble finding the overall output. output at A is pq output at B is ~q+r output at C is ~p(~q+r) What is is the overall output? I'm having trouble getting the EXACT answer with parethesis. Please help!! Thanks and God Bless!!
June 11, 2013

math
Solve the following inequality and answer in interval notation: 5(3a+4)<14.
June 11, 2013

Intermediate algebra, concepts and graphs
Solve the following inequality and answer in interval notation: 5(3a+4)<14.
June 11, 2013

Intermediate algebra, concepts and graphs
Tickets for a school event were $2.50 for students and $3.50 for parents. If a total of 80 tickets were sold for $234.00, how many students and parent tickets were sold?
June 10, 2013

Intermediate algebra, concepts and graphs
Every item in Just a Dollar store is priced $1.00. when Jack opens the store there is $175.00 in the cash register. When he counts the money in the register at the end of the day, the total is $1088.75. If the sales tax rate is 7.5%, how many items were sold that day?
June 9, 2013

Life Orentation
1)Poverty-limited health care. 2)Discrimination, stigma, and homophobia-discourages individuals from seeking medical testing, prevention, and transmitted sources. 3)Individuals living with HIV can increase risk infection to their sexual partners. 4)Higher rates of undiagnosed ...
June 9, 2013

Intermediate algebra, concepts and graphs
Thank you.
June 9, 2013

Intermediate algebra, concepts and graphs
A garden is in the shape of a square with perimeter of 32 feet. The garden is surrounded by two fences. One fence is around the perimeter of the garden, whereas the second fence is two feet from the first fence on the outside. If the material used to build the two fences is $1...
June 9, 2013

Math
4 people at $3.50 each=$14.00 $3.50*4=$14.00
June 8, 2013

Intermediate algebra, concepts and graphs
This is the answer I came up with and the website for my homework says it is wrong. I thought I was doing this equation wrong. Thank you.
June 8, 2013

Intermediate algebra, concepts and graphs
How would I figure out another rectangle equation? The length of a rectangle is 4 meters less than 3 times the width. The perimeter is 24 meters. Find the width.
June 8, 2013

Intermediate algebra, concepts and graphs
How did you do this? What are the steps? I would like to know how to figure this out too. Thank you.
June 8, 2013

Intermediate algebra, concepts and graphs
A rectangle is 7 times as long as it is wide. The perimeter is 80 feet. find the dimensions.
June 8, 2013

PHI 208
Many philosophers insist that our most strongly held beliefs should be examined and critically evaluated. Using the required text and outside sources, explain what philosophers mean when they say that beliefs need justification? What is the importance of subjecting our beliefs...
June 5, 2013

Finance
You hold a diversified portfolio consisting of a $10,000 investment in each of 15 different common stocks (i.e., your total investment is $150,000). The portfolio beta is equal to 1.1 . You have decided to sell one of your stocks which has a beta equal to 0.9 for $10,000. You ...
June 4, 2013

Finance
Calculate the required rate of return for Mercury Inc. to the nearest .1 Assume that investors expect a 3.0 percent rate of inflation in the future. The real risk-free rate is equal to 5.8 percent and the market risk premium is 9.3 percent. Mercury has a beta of 1.5 , and its ...
June 4, 2013

chemistry
How much milk at 10 degrees would need to be added to 250 ml of coffee at 95 degrees celsius to cool the coffee to 90 degrees celsius
June 1, 2013

computers (Check)
I had someone help me and those are the right answers. Thanks anyway.
May 30, 2013

computers (Check)
Will someone please check my C++ for me? 1. What does the Load ( ) method do? Gets data from a file and puts it into a DataSet object. <----- Gives a value to an attribute of an XmlElement object. Deletes all the data in a DataSet object. Tells a form to appear. 2. Scenario...
May 30, 2013

math
The length a spring stretches is directly proportional to the force applied. If a force of x pounds stretches a spring h inches, how much force is necessary to stretch the same spring m inches? (Assume x = 7, h = 4, and m = 15.)
May 27, 2013

business math
450
May 26, 2013

algebra
what is the diffance of a number and 20 more than than that number use x
May 24, 2013

PHI 103
I need some references of stereotype
May 19, 2013

PHI 103 disc 2
Do you think it is more likely that you will not be fooled by these fallacies having studied logic? What do you think those presenting these arguments assume about the logical skills of their viewers? Is this a good or bad assumption for them to make?
May 16, 2013

PHI 103 disc 2
Identify two distinct fallacies you see committed in the media.
May 16, 2013

math
What is the portion if the base is 900 and the rate is 12 3/4
May 16, 2013

PHI 103
construct three different arguments that display distinct fallacies. Give an explanation of why each makes a mistake in drawing the conclusion it does.
May 16, 2013

Philosophy
LOGIC and ARGUMENTS – the simple elements Arguments are Composed of THREE PARTS: 1) Premises = basic, commonly accepted reasons – the “why’s,” and “how’s.” 2) Inferences = reasoned “guesses” or based assertions connecting ...
May 15, 2013

Algebra
An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on advertising (in dollars) by the following formula: N = 6,500 + 200 ln a (a ≥ 1) How many units are sold after spending $1,000? (Round your answer to ...
May 14, 2013

trigonometry
tanx/2=tanx/secx+1
May 14, 2013

Fnance
If a firm has a debt-equity ratio of 1.6, then its total debt ratio must be?
May 13, 2013

Chemistry
In the titration of 14.0 mL of 0.10M acetic acid with 0.40 M NaOH, (A) How many mL of NaOH needed to completely neutralize the acid? Given the balanced equation: CH3COOH (aq) + NaOH (aq) 􏰀 CH3COO Na (aq) + H2O
May 13, 2013

ashford
16. Functional foods are those containing nutritional supplements in addition to natural nutrients. Examples include orange juice with calcium and eggs with omega-3. Kolodinsky, et al. (2008) examined attitudes toward functional foods for college students. For American ...
May 12, 2013

algebra
The number of gallons of water, y , in a tank after x hours may be modeled by the linear equation y = 800 - 50x . Which of the following statements about the tank is true? It is filling at a rate of 50 gallons per hour. • It is emptying at a rate of 800 gallons per hour...
May 11, 2013

algebra
The number of gallons of water, y , in a tank after x hours may be modeled by the linear equation y = 800 - 50x . Which of the following statements about the tank is true? It is filling at a rate of 50 gallons per hour. • It is emptying at a rate of 800 gallons per hour...
May 11, 2013

algebra
Find the slope of the line that passes through the points (–3, –6) and (1, 6).
May 4, 2013

math
if the volume of a room is 864 and the length and width are the same, what is the height?
May 2, 2013

math
70% of 72=
April 25, 2013

calculus
A paper cone is to be formed by starting with a disk of radius 9cm, cutting out a circular sector, and gluing the new edges together. The size of the circular sector is chosen to maximize the volume of the resulting cone. How tall is the cone?
April 25, 2013

calculus
A paper cone is to be formed by starting with a disk of radius 9cm, cutting out a circular sector, and gluing the new edges together. The size of the circular sector is chosen to maximize the volume of the resulting cone. How tall is the cone?
April 25, 2013

calculus
Consider the region above the graph of y=x^2 and below the graph of y=x+2. What is the area of this region?
April 25, 2013

calculus
Consider the region above the graph of y=x^2 and below the graph of y=x+2. What is the area of this region?
April 23, 2013

calculus
A paper cone is to be formed by starting with a disk of radius 9cm, cutting out a circular sector, and gluing the new edges together. The size of the circular sector is chosen to maximize the volume of the resulting cone. How tall is the cone?
April 23, 2013

chemistry
When totally digested by acid and rocessed into a sample of one liter solution volume for spectroscopy, a 3.21 gram sample of alloy yeilded an absorbance of 0.288. Calculate the percent by wieght of iron in the alloy sample
April 23, 2013

calculus
Let A be the region in the plane consisting of those points (x,y) such that 0≤y≤1−x^2. Rotate A around the x-axis in space. What is the volume of the resulting solid?
April 23, 2013

calculus
Let f(x)=3x^2+x+3/2x+1. What is the derivative of f with respect to x
April 22, 2013

calculus
limx→4 4x^2−15x−4/x−4.
April 21, 2013

Math
a person deposited $500 in a savings account that pays 5% annual interest that is compounded yearly. at the end of 10 years, how much money will ve in the savings account?
April 18, 2013

Managerial Accounting
IRR: Even Cash Flows Williams and Park Accounting Practice is considering investing in a new computer system that costs $9,000 and would reduce processing costs by $2,000 a year for the next six years. Required: Calculate the internal rate of return, using the time value of ...
April 13, 2013

Managerial Accounting
IRR: Even Cash Flows Williams and Park Accounting Practice is considering investing in a new computer system that costs $9,000 and would reduce processing costs by $2,000 a year for the next six years. Required: Calculate the internal rate of return, using the time value of ...
April 13, 2013

Managerial Accounting
IRR: Even Cash Flows Williams and Park Accounting Practice is considering investing in a new computer system that costs $9,000 and would reduce processing costs by $2,000 a year for the next six years. Required: Calculate the internal rate of return, using the time value of ...
April 13, 2013

Managerial Accounting
Kim Johnson purchased an asset for $80,000. Annual operating cash inflows are expected to be $30,000 each year for four years. At the end of the life of the asset, Kim will not be able to sell the asset because it will have no salvage value. Required: What is the net present ...
April 13, 2013

Chemistry
A student in lab gathered temperature and concentration data for the solubility of borax and generated a plot of ln(Ksp) vs. 1/T having the equation of the line y = -11655x + 35.585. Determine the temperature (in units of K) at which the reaction becomes spontaneous.
April 11, 2013

4th
solve 1/2 + 17/35 =
April 11, 2013

science
If a population is not in genetic equilibrium, what must be occurring in the population
April 10, 2013

POEM FOR MS.SUE
Aww. That is sweet. Ms. Sue has helped me in the past, too. I am grateful for her.
April 10, 2013

Math
Try drawing it. Plot a point in the middle of three of the sides. It cuts the rectangle in half. The area that remains would be 18 square units. Now draw a line from the middle of the base of the triangle (the line cutting the rectangle in half) up to the point above it. You ...
April 10, 2013

7th grade science
Both parents can't be GG, because then all of the offspring would be GG. Both parents can't be gg, because then all of the offspring would be gg. You can't have one parent be GG and the other one be Gg, because some of the offspring would be GG. You can't have ...
April 10, 2013

Trig
Solve exactly over 0 ≤ θ < 2π secx + tanx = 1
April 10, 2013

science
Assuming that a population is mating randomly, no mutation or gene flow is occurring, calculate the frequencies of the two alleles for the five generations shown in the table below. Generaton #AA #Aa #aa p q Initial (P1) 42 46 12 0.65 0.35 F1 40 45 15 (?) (?) F2 38 49 13...
April 10, 2013

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members