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Laurie

Questions (118)

Hi, I'm going into my junior year of high school and have not taken any AP courses. I'm planning to go to community college so I
1. 3 answers
2. 182 views
The average wind speed at a height of 80m over the North Sea is estimated to be about 9 m/s. Norway plans to build a 10-MW wind
1. 0 answers
2. 668 views
The human eye can detect light of wavelengths up to 400 nm. Calculate the temperature at which a heated piece of metal would
1. 2 answers
2. 746 views
Let "n" be a positive integer. How many points (x,y) in the coordinate plane are there such that x and y are integers and
1. 0 answers
2. 779 views
Let "n" be a positive integer. How many points (x,y) in the coordinate plane are there such that x and y are integers and
1. 2 answers
2. 466 views
A farmer has 1,000 yards of fence to use to make a rectangular corral. Let x be the length of the corral.Why does A(x)=x(500-x)
1. 1 answer
2. 969 views
If a light bulb that burns 3 hours a day lasts for 22.8 years, then how long will a light bulb that burns for 7 hours a day
1. 2 answers
2. 578 views
A depositor opens a new savings account with $ 8000 at 8 % compounded semiannually. At the beginning of year 3, an additional
1. 1 answer
2. 859 views
Find two numbers whose product is 20 and whose quotient is 5
1. 2 answers
2. 1,295 views
The monthly income I, in dollars, from a new product is given byI(t) = 75000 − 55000e^−0.003t where t is the time, in
1. 1 answer
2. 606 views
If a 2-inch pipe will fill a tank in 6 hours, how long will it require for a 3-inch pipe to fill it?
1. 1 answer
2. 498 views
Donations to an annual fundraiser are 15% greater this year than last year. Last year, donations were 10% greater than the year
1. 1 answer
2. 803 views
40 students are in the science club. 45% are girls. New girls enter the club and now the percentage of girls is 56%. How many
1. 5 answers
2. 1,602 views
A basketball momentarily changes shape as it bounces off the floor. This is due to balanced forces acting on the ball.True False
1. 3 answers
2. 1,457 views
1. Which of the following is NOT an example of a objective question?A. multiple choice B. essay** C. true/false D. matching 2.
1. 6 answers
2. 4,065 views
I have gotten two different answers to the following problem. Can someone please let me know which answer is correct?(5 - 6)³ +
1. 1 answer
2. 370 views
Can you let me know if the answer to the following problem is 11 2/3? Thank you4² + [15 ÷ 9 - 3(2)] = 11 2/3??
1. 1 answer
2. 300 views
Thank you to all the people that answers questions on this website. It is truly helpful to people like me.I don't know how to
1. 1 answer
2. 452 views
For the following example:5 * 6 - 2 * 4 = 30 - 8 Does this represent the substitution property? I am assuming yes since you are
1. 1 answer
2. 356 views
Can you please help me solve the following problem:4² + [15 + 9 - 3(2)] Thank you.
1. 2 answers
2. 440 views
10. Bob must ship his belongings worth 1,000 to England from Latin America. The prob- ability that a ship sinks and he loses the
1. 0 answers
2. 545 views
A car rental company charges $100 for the first 50 miles and $10 for every additional 10 miles. If Gregg traveled 150 miles, how
1. 2 answers
2. 644 views
A car rental company charges $100 for the first 50 miles and $10 for every additional 10 miles. If Gregg traveled 150 miles, how
1. 1 answer
2. 536 views
My father was a hard working man but didn't earn much money.Is this sentence correctly punctuated?
1. 2 answers
2. 2,007 views
Find the area of the region enclosed by the parabolas y=x^2 and y+2x-x^2
1. 1 answer
2. 614 views
2x-------- (x-2)(x+2) using partial fractions That's supposed to be a division sign of some sort
1. 1 answer
2. 453 views
xe^x using integration by parts
1. 1 answer
2. 410 views
1. A car decelerates at -3.8 without skidding when coming to rest on a level road. What would be its deceleration if the road is
1. 0 answers
2. 859 views
How many edges are in K15, the complete graph with 15 vertices
1. 2 answers
2. 746 views
Mr. Thomas spent 1600.00 of his savings on a TV and 2/5 of the remainder on a refrigerator. He had 1/3 of his original amount of
1. 3 answers
2. 2,699 views
What could be a benefit for a plant that can switch between cyclic and non-cyclic electron transport? Think about the products
1. 0 answers
2. 456 views
Calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition from n = 6 to n = 1.
1. 5 answers
2. 5,676 views
Multiply:-8(2a+4b-6)
1. 1 answer
2. 272 views
For a single-sample t-test the t(17) = 2.90, p<.02, how many were in the study?
1. 2 answers
2. 404 views
Want to find if students who are musicians have higher Iq test scores than the general population. the researcher predicts that
1. 1 answer
2. 606 views
The probability that an individual egg in a carton of eggs is cracked is 0.05. You have pickedout a carton of 1 dozen eggs
1. 0 answers
2. 711 views
The probability that an individual egg in a carton of eggs is cracked is 0.05. You have pickedout a carton of 1 dozen eggs
1. 0 answers
2. 679 views
The probability that an individual egg in a carton of eggs is cracked is 0.05. You have pickedout a carton of 1 dozen eggs
1. 0 answers
2. 615 views
The length of the rod will become exactly half of its original value.The length of the rod remains the same. The length of the
1. 1 answer
2. 995 views
The length of the rod will become exactly half of its original value.The length of the rod remains the same. The length of the
1. 0 answers
2. 570 views
If a rod is moving at a velocity equal to 1/2 the speed of light parallel to its length, what will a stationary observer observe
1. 1 answer
2. 1,641 views
The length of the rod will become exactly half of its original value.The length of the rod remains the same. The length of the
1. 0 answers
2. 604 views
Find (gof)(-2)f(x)=Squareroot of 4-x; g(x)=1-3x^2
1. 0 answers
2. 371 views
What is the domain of the functionf(x)=11/Squareroot of 4-x^2 a.(-11,11) b.[-11,11] c. (-2,2) d. [-2,2] What is the range of the
1. 0 answers
2. 514 views
y^2+6+2(y^2+5)My answer is 3y^2+16 (simplifying) but the hawkes learning system won't accept this answer. Am I missing
1. 1 answer
2. 845 views
find the volume of the solid generated by revolving the region r bounded by the graphs of the given equations about the y-axis.x
1. 2 answers
2. 605 views
Please confirm: {(5x+2)^4/x^2-3x+1)^3}=20(5x+2)^2(x^2-3x+1)^3 -3x^2(5x+2)^4 (x^2-3x+1)^2/(x^2-3x+1)^6
1. 1 answer
2. 321 views
Six light bulbs are connected in parallel to a 9.0 V battery. Each bulb has a resistance of 3.0 ohms. What is the current in
1. 1 answer
2. 2,693 views
how to factor w^2r^2-1
1. 0 answers
2. 232 views
A 1 kg block of ice, at 0.0 celcius is added to a picnic cooler. How much heat will the ice remove as it melts into water at
1. 1 answer
2. 1,105 views
What volume of 3.0M sodium hydroxide will be needed to neutralize 2.0 L of 1.0M hydrochloric acid?
1. 2 answers
2. 1,107 views
Use a radius of 50 and 3 for pi to estimate the area. Then use a radius of 40 and 3 for pi to estimate the area. Is your answer
1. 1 answer
2. 473 views
Lasers are used to try to produce controlled fusion reactions. These lasers require brief pulses of energy that are stored in
1. 2 answers
2. 1,635 views
I am trying to locate credible information in regards to the following question. Please note, I do not want the answers, just
1. 6 answers
2. 607 views
Element X has three istotopes, X⁹⁵, X⁹⁶, and X⁹⁸. Element X has an atomic mass of 96.344u. If X-98 has a mass of
1. 1 answer
2. 605 views
Element X has three istotopes, X⁹⁵, X⁹⁶, and X⁹⁸. Element X has an atomic mass of 96.344u. If X-98 has a mass of
1. 0 answers
2. 627 views
Element X has three istotopes, X⁹⁵, X⁹⁶, and X⁹⁸. Element X has an atomic mass of 96.344u. If X-98 has a mass of
1. 1 answer
2. 545 views
Nitrogen effused through a pinhole 1.7times as fast as another gaseous element at the same conditions.Estimate the other
1. 2 answers
2. 829 views
A 23 L flask at 254 K and 19 Torr contains nitrogen. What mass of nitrogen is present? Answer in units of g.
1. 3 answers
2. 1,056 views
Find equations for the lines that are tangent and normal to the graph of y = sinx + 3 at x = pi
1. 1 answer
2. 3,126 views
Can you tell me if I have this correct? I have to identify the adjectives and adverbs in this paragraph.Adjectives: early first
1. 1 answer
2. 657 views
F(4)=8 what is the ordered pair
1. 1 answer
2. 402 views
I have this equation y+x=-7 I have to graph my answers to find out what my y is. I have tried everything, and I cannot get my
1. 2 answers
2. 705 views
I have a 10 to 12 powerpoint slide due next week and I just wanted to get started on it. I need to explain where health
1. 3 answers
2. 619 views
Describe how companies have used marketing data to target wants and need.
1. 0 answers
2. 407 views
How does the English language that is spoken in the US accomplish that men are portrayed as independent and serious, and are
1. 1 answer
2. 468 views
select the sentence in which the verb correctly agrees with the subject.
1. 1 answer
2. 708 views
When a speaker is 20 years older that the person listening, the listener's ability to listen is affected by what factors?
1. 5 answers
2. 1,041 views
I am so confused about correlation equations. I don't know at all how to use themr= W (x-xXy-y)=Sxy __________________ n *the
1. 0 answers
2. 425 views
trying to unscrable the lettersjeatdcn into a math word
1. 0 answers
2. 441 views
In isosceles triangle DEF, DE=DF. Which of the following is true?1) <D is congruent to <E 2) <F is congruent to <E 3) <D is
1. 1 answer
2. 1,401 views
13-5e^2x=3
1. 1 answer
2. 297 views
Solve. Find the exact solution(s). Simplify as much as possible. Show work.2x^2 + 4x – 1 = 0
1. 2 answers
2. 403 views
Solve. Find the exact solution(s). Simplify as much as possible. Show work.2x^2 + 4x – 1 = 0
1. 1 answer
2. 406 views
A contagious disease is infecting residents of a town of 7,300 residents.The number of residents infected t days after the
1. 1 answer
2. 1,081 views
Consider the quadratic functionf(x) = – x^2 + 10x – 26. Determine whether there is a maximum or minimum value and find that
1. 6 answers
2. 2,275 views
Confused Please Help! Thanks!Let f(x) = 1 – 3x^2. Which of the following is true? Give a brief explanation. A. f is an odd
1. 8 answers
2. 526 views
What is the answer? I came up with C. is this correct? Thanks for the help in advance!f(x)=root sign, and inside that x-2 and
1. 2 answers
2. 613 views
f(x)=root sign, and inside that x-2 and g(x)x-7. Which of the following is the domain of the quotient function?A. (-infinity,2]
1. 2 answers
2. 1,072 views
Consider the line with equation5x – 2y = 10. (a) Find the y-intercept for the given line. (b) Find the slope for a line
1. 4 answers
2. 979 views
I need to find the quotient function of the following:Given that f(x)=x^2-3 and g(x)=2x+1 find each of the following if it
1. 1 answer
2. 425 views
Given that f(x) = x^2 -3 and g(x) = 2x+1, find each of the follwing, if it exists.Problem 1 (f/g)(-root3) Problem 2 (g/f)(-1/2)
1. 0 answers
2. 406 views
Given that f(x) = x^2 -3 and g(x) = 2x+1, find each of the follwing, if it exists.Problem 1 (f/g)(-root3) Problem 2 (g/f)(-1/2)
1. 0 answers
2. 361 views
Given that f(x) = x^2 -3 and g(x) = 2x+1, find each of the follwing, if it exists.Problem 1 (f/g)(-root3) Problem 2 (g/f)(-1/2)
1. 0 answers
2. 344 views
What method would be used in financial reporting and would not involve salvage value until the last year of an asset's useful
1. 1 answer
2. 300 views
What is the simple interest on a loan of $18,500 at 11% interest for 18 months?
1. 1 answer
2. 369 views
What do you get when you multiply the mixed number 4 2/7 by the mixed number 6 2/5 and reduce to its lowest terms?
1. 1 answer
2. 561 views
What do I get when I change the fraction 38/8 to a mixed number and reduce to its lowest terms?
1. 2 answers
2. 789 views
A computer store sold a total of 300 items in a month, and sold six times as many hard drives as they did CD-ROM drives, and
1. 1 answer
2. 558 views
What is the value of G in the equation G/5-13=42?
1. 3 answers
2. 381 views
Calculate the value of|7.3| – |–2.1|
1. 3 answers
2. 426 views
What is the value of x in the equation x + 19 = 76?
1. 2 answers
2. 323 views
What is the sum of 2/3, 3/8, and 5/12 reduced to its lowest terms?
1. 1 answer
2. 452 views
Lianne has nineteen coins worth $1.45. Some coins are dimes & the rest are nickels. How many dimes does she have.I understand
1. 2 answers
2. 889 views
Lianne has nineteen coins worth $1.45. Some of her coins are dimes & the rest are nickels. How many dimes does she have?
1. 1 answer
2. 468 views
Simplify.(2^-1∙7^-4)^-2
1. 5 answers
2. 348 views
trencsaamla
1. 2 answers
2. 462 views
Factor(m + 4) (a – 5) + (m + 4) (a + 3) I cut it down to 2 possibilities. (m + 4) (2a – 2) (m + 4) (a2 – 2) Think it's
1. 7 answers
2. 310 views
In the sentence: "Dr. Phil counseled the mother of a four-year-old who weighs 150 lbs."Would it be better to say, "Dr. Phil
1. 2 answers
2. 545 views
Identify the components of the information processing theory
1. 1 answer
2. 719 views

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