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Samantha

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NASA, when it sends probes to other planets, uses what is known as a gravitational slingshot. This is when a probe uses the
1. 1 answer
2. 566 views
A block of mass 0.45 kg can slide over a frictionless horizontal surface. It is attached to a spring whose stiffness constant is
1. 1 answer
2. 809 views
A student has 10.0mL of phosphate solution that contains 1.0M PO4{3-}.The Student reacts this with excess ammonium & magnesium
1. 2 answers
2. 509 views
Each letter in this addition problem stands for a different digit, but every letter stands for the same digit everywhere it
1. 2 answers
2. 2,448 views
Logan saves $5.50 in dimes and quarters over a week. He has 20 more dimes than quarters. Find the number of dimes and quarters
1. 0 answers
2. 593 views
The first stage of a rocket burns 28 s longer than the second stage. If the total burn time for both stages is 152 s, how long
1. 2 answers
2. 952 views
An object has a initial velocity of 10 m/s in the positive x direction. Under a constant acceleration it stops after undergoing
1. 3 answers
2. 714 views
Why does Zara have a good driving record?
1. 5 answers
2. 808 views
Mike's number is 2000 more than Jerry's which is 400 less than Barry's. Larry's number is 1500 more than Sam's, which is 443.
1. 1 answer
2. 534 views
Mike's number is 2000 more than Jerry's which is 400 less than Barry's. Larry's number is 1500 more than Sam's, which is 443.
1. 1 answer
2. 582 views
A pet boarding facility wants to build two adjacent pens of equal size. They are using the length of the dog kennel as one side
1. 3 answers
2. 845 views
When rolling a standard number cube twice, what is the probability of rolling two even numbers?I'm pretty sure the answer is
1. 1 answer
2. 523 views
A pop-music record firm wants the distribution of lengths of cuts on its record to have an average of 129 seconds and a standard
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2. 571 views
A brewery's filling machine is adjusted to fill bottles with a mean of 33.8 oz. of ale and a variance of 0.005. Periodically, a
1. 1 answer
2. 954 views
1. If y′= x(1+ y) and y > -1 , then y=A) y=sinx B) y=3x^2+C << C) y=Ce^1/2x^2-1 D) y=1/2e^x^2+C E) y=Csq(x+3) 2. If dy/dx = x
1. 3 answers
2. 2,150 views
1) yy'-e^x= 0, and y=4 when x=0 means that:A)y=x-lnx^2+4 B)y^2=4x^2+3 C)y=-2x+1/2x^3 D)y^2=2e^x+14 E)1/2ln|x^2+4|+6 2) The rate
1. 5 answers
2. 2,095 views
Which of the following is a separable, first-order differential equation?A) dy/dx= x+y/2x B) dy/dx=x+y/x-y C) dy/dx=sinx << D)
1. 2 answers
2. 2,826 views
The region R is bounded by the x-axis, x = 1, x = 3, and y = 1/x^3A) Find the area of R B) B. Find the value of h, such that the
1. 3 answers
2. 2,133 views
Can someone check my answer?The change in the momentum of an object (Δ p) is given by the force, F, acting on the object
1. 1 answer
2. 1,270 views
Long question but its my last one for homework and im stuck on this word problem.Biomass is represented by the empirical formula
1. 3 answers
2. 553 views
He is not only a great baseball player ,but also a fine pianist. Which is correct (a) preposition ( b) adjective (c) correlative
1. 1 answer
2. 424 views
The state bridge design engineer has devised a plan to repair North Carolina's 4420 bridges that are currently listed as being
1. 1 answer
2. 1,182 views
Hello,I did this question for homework, but my teacher said it was wrong and she didn't explain how it was supposed to be done.
1. 1 answer
2. 617 views
There are four parts to this one question, and would really appreciate if you could show and explain how you get to the answer,
1. 1 answer
2. 535 views
Jack bought a sweater at the sale price of $25. The original cost of the sweater was $40. What percent represents the discount
1. 1 answer
2. 643 views
A soccer player kicks a ball straight up into the air at 6m.s per second.Ignore air friction.1.What is the height of the ball at
1. 1 answer
2. 597 views
A soccer player kicks a ball straight up into the air at 6m.s per second.Ignore air friction.1.What is the height of the ball at
1. 1 answer
2. 539 views
It says 8. In a similar experiment Mary Moreorlesss was to determine the loss of weight when a crucible of potassium chlorate
1. 1 answer
2. 790 views
How is imperialism and the Spanish America war related?
1. 4 answers
2. 634 views
What does "give a brief explanation as to what kind of solution(s) you expect the linear equation to have:18x+1/2=6 (3x+25).
1. 1 answer
2. 640 views
What does "give a brief explanation as to what kind of solution(s) you expect the linear equation to have:18x+1/2=6 (3x+25).
1. 1 answer
2. 934 views
What are 2 reasons why people moved to the west?
1. 1 answer
2. 1,102 views
A triangle has angles described as followed: the first angle is four more than seven times a number, another angle is four less
1. 1 answer
2. 728 views
What does "its supplement is twice as large" mean?
1. 3 answers
2. 604 views
The measure of one angle is described as twelve more than four times a number. Its supplement is as twice as large. Find the
1. 1 answer
2. 641 views
Solve the linear equation: x+x+2+x+4+x+6=-28. State the property that justifies your first step and why you chose it.When I
1. 2 answers
2. 1,958 views
What are 5 examples of oganisms that are in the Prostista Kingdom?
1. 1 answer
2. 368 views
Mercury, a metal that is liquid at room temperature, has a density 13.5 times the density of water. How many pennies could your
1. 3 answers
2. 1,367 views
When the problem says "Angel transformed the following equation from 6x+4-×=2 (×+1) to10=2 (×+1). He then stated that the
1. 1 answer
2. 999 views
When the problem says "Angel transformed the following equation from 6x+4-×=2 (×+1) to10=2 (×+1). He then stated that the
1. 1 answer
2. 784 views
If the problem says "the sum that shows how many pages Maria read if she read 45 pages of a book yesterday and 2/3 of the
1. 1 answer
2. 2,024 views
What would the expression be if the problem was "the sum of four consecutive numbers." ?
1. 3 answers
2. 422 views
What wouldnthenequation benif thenproblem was "The cube of positive number divided by the square of the same positive number." ?
1. 2 answers
2. 645 views
Can someone help? I don't understand gene regulation.The regulation of protein synthesis in cells involves the coordination of
1. 2 answers
2. 998 views
Which equation represents the sentence ‘‘d is 17 less than the quotient of n and 4”?
1. 1 answer
2. 827 views
Which function rule can be used to represent the area of a triangle with a base b 8 in. longer than twice the height h in terms
1. 1 answer
2. 659 views
Explain why Britian finally decided against on behalf of the Confeder.
1. 1 answer
2. 463 views
1. How fast does the radius of a spherical soap bubble change when you blow air into it at the rate of 15 cubic centimeters per
1. 1 answer
2. 1,017 views
Is Archaebacteria autotrophic or heterotrophic? Also, is it unicellular or multicellular? I believe it is both autotrophic and
1. 1 answer
2. 923 views
PLZ PLZ PLZ HELP. Trying to get over quizHarvey has his heart set on making the state finals for his track team in the 100 yard
1. 8 answers
2. 840 views
Harvey has his heart set on making the state finals for his track team in the 100 yard dash. Although Harvey knows there are
1. 1 answer
2. 530 views
8. If f(x) = sin(7 − 5x), find f′(π), which is the derivative at π:−0.754 −0.657 0 * 0.657 3.770 9. Given the
1. 2 answers
2. 1,271 views
I feel pretty good on my answers. Are there any I got wrong? Thank you for the help!1. If g(x) = tan (5x^2), then g′(x) = *
1. 1 answer
2. 1,173 views
4. Find the tangent line approximation, L(x), of f(x)=x^2/3 at x = 8.L(x) = 4/3x-20/3 L(x) = 2/3x+8 L(x) = 4(x-8) L(x) = 1/3x +
1. 3 answers
2. 1,098 views
I'd appreciate corrections for the ones I get wrong. :) Thanks!1. Determine which of the following is true for the function f(x)
1. 9 answers
2. 720 views
During a softball game, a batter hits a ball upward from an initial height of 3 feet. The height, in feet, of the softball is
1. 5 answers
2. 7,069 views
A softball player asked her father to make her a home plate for a softball game. According to her encyclopedia, an official
1. 1 answer
2. 538 views
What does it mean to be a "critical reader?" Why is this important?
1. 1 answer
2. 586 views
smith is a weld inspector at a shipyard. he knows from keeping track of good and substandard welds that for the afternoon shift
1. 1 answer
2. 1,800 views
Why is it important when calculating the distance to extremely distant stars using parallax, astronomers use incredibly accurate
1. 0 answers
2. 402 views
Compare the position of upper-class women in classical Indian, Chinese, Greek, and Roman societies with regard to their ability
1. 2 answers
2. 1,334 views
Three vertices of a kite are (1,8), (1,0), and (4,6). What is the fourth vertex?
1. 1 answer
2. 1,282 views
A steel (Young's modulus 2.0 x 1011 N/m2) wire is strung between two supports attached to a ceiling. Initially, there is no
1. 0 answers
2. 835 views
A 61-kg snow skier is being pulled up a 14 ° slope by a steel (Young's modulus 2.0 x 1011 N/m2) cable. The cable has a
1. 3 answers
2. 1,415 views
A 68-kg water skier is being pulled by a nylon (Young's modulus 3.7 x 109 N/m2) tow rope that is attached to a boat. The
1. 0 answers
2. 824 views
What does it mean, when it says "for visible light (ROYGBIV) which has the shortest wavelength? which has the longest? place all
1. 3 answers
2. 1,479 views
What was a result of the laissez-fair economic policies followed by the Federal Government between the Civil War and 1900?
1. 1 answer
2. 600 views
The coordinates of the endpoints of the hypotenuse of a right triangle are (7, 5) and (3, 1). Find the other vertex. There are
1. 1 answer
2. 952 views
The effectiveness of a headache medicine is tested by measuring the intensity of a headache in patients before and after drug
1. 0 answers
2. 1,245 views
A researcher wished to test the effect of the addition of extra calcium to yogurt on the "tastiness" of yogurt. Two different
1. 0 answers
2. 923 views
Name all of the possible different rays that can be formed from the three points below:A B C <_______________>
1. 1 answer
2. 2,860 views
Most people are definitely dominant on one side of their body - either right or left. For some sports being able to use both
1. 1 answer
2. 1,500 views
A packing company investigates a national training consultant in hopes of improving productivity on the packing line. The
1. 1 answer
2. 922 views
How can I paraphrase: In the metropolis the recreational area was dilapidated.
1. 5 answers
2. 1,123 views
When comparing two samples that are independent of one another, we use the two-sample t-test.A) True B) False 5. Using paired
1. 1 answer
2. 527 views
If the problem is: 3x-22 = x+80 what would x equal? Please show your work.
1. 4 answers
2. 416 views
A fire hose sprays 450 liters of water a minute onto a fire with a velocity of 17.0 m/s. Water has a density of 1 kg/liter. What
1. 0 answers
2. 520 views
If you have four lines how can you position them so that three are concurrent with each other and two are parallel to each
1. 1 answer
2. 408 views
Let's begin with a rather straightforward lottery in which players select four digits. The winning number is commonly selected
1. 1 answer
2. 749 views
An opinion poll asks a random sample of 100 college seniors how they view their job prospects. In all, 53 say "Good." The 95%
1. 0 answers
2. 1,257 views
How do you determine the heat of solution for a substance? how can we report this answer in both kJ/g and kJ/mol?thank you!!!
1. 0 answers
2. 872 views
We conducted a hypothesis test for a population parameter at alpha = 0.05 and we failed to rejected Ho.If we decided to use
1. 1 answer
2. 575 views
We conducted a hypothesis test for a population parameter at alpha = 0.01 and we failed to rejected Ho.If we decided to use
1. 2 answers
2. 644 views
Question 1.lim h->0(sqrt 49+h-7)/h = 14 1/14*** 0 7 -1/7 Question 2. lim x->infinity(12+x-3x^2)/(x^2-4)= -3*** -2 0 2 3 Question
1. 2 answers
2. 1,847 views
If you could give an explenation with the answers, that'd be wonderful so I actually know how to solve similar problems in the
1. 1 answer
2. 3,168 views
Could someone please solve these four problems with explanations? I'd like to understand how to get to the answers. Thank you!Wi
1. 1 answer
2. 601 views
Determine the one sided limit of f(x) s x approaches -2 from the right side.F(X) = (x^2-2x+4)/(x^3+8). I do not know where to
1. 2 answers
2. 541 views
A block whose weight is 34.0 N rests on a horizontal table. A horizontal force of 27.2 N is applied to the block. The
1. 1 answer
2. 624 views
he weight of the block in the drawing is 77.0 N. The coefficient of static friction between the block and the vertical wall is
1. 4 answers
2. 884 views
is Imperial Rome the same thing as Ancient Rome?
1. 3 answers
2. 453 views
If the following function is continuous, then what is the value of b?g(f)={2t^2+2t-24 if f≠3 {b if f=3 0 3 7 14 None of these
1. 5 answers
2. 1,810 views
If h(x) is equal to (x^2-4)/(x+2)when x ≠ –2, and h(x) is continuous for all real numbers, then what is the value of
1. 0 answers
2. 449 views
Supposeg(x)={1/(x-2) if x<1 {2x-4 if x≥1 The best description concerning the continuity of g(x) is that the function: is
1. 0 answers
2. 740 views
Supposeg(x)={1/(x-2) if x<1 {2x-3 if x≥1 The best description concerning the continuity of g(x) is that the function: is
1. 1 answer
2. 672 views
Supposeg(x)={x^2+2x+1/x+1 if x<1 {2x if x≥1 The best description concerning the continuity of g(x) is that the function: is
1. 2 answers
2. 1,000 views
Supposeg(x)={1/x+1 if x<1 {2x-1 if x≥1 The best description concerning the continuity of g(x) is that the function: is
1. 2 answers
2. 697 views
You stick a paper onto a fridge with a magnet. There are two free body diagrams, one for the paper and one for the magnet. What
1. 0 answers
2. 500 views
You stick a paper onto a fridge with a magnet. There are two free body diagrams, one for the paper and one for the magnet. What
1. 0 answers
2. 1,195 views
You stick a paper onto a fridge with a magnet. There are two free body diagrams, one for the paper and one for the magnet. What
1. 2 answers
2. 1,808 views
Say there was a girl who is about 195 lbs. and about 5'7". She only has about 2 hours out of the whole day that she has free
1. 3 answers
2. 836 views

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