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Lucy

Questions (642)

After balancing the following redox equation(using small whole-number coefficients), add the coefficients of all species in the
1. 2 answers
2. 890 views
For what value(s) of b, if any, will the function q(x) = (x^4)/2 +b*x^2 +32x-5 have a derivative of zero AND a point of
1. 1 answer
2. 350 views
Santiago, a park ranger, was trying to estimate the number of catfish in a lake. He randomly caught 32 catfish, tagged them, and
1. 1 answer
2. 761 views
Hello! I have this problem:x(dx)/sqrt(9-x^2) I was wondering why I can't use trig substitution and substitute sqrt(9-x^2) for
1. 1 answer
2. 744 views
I am so confused on how to solve this problem. I have it set up with y's on one side and x's on the other but I don't know what
1. 1 answer
2. 776 views
2+3X^2-X^3=0 by use quadratic formula. The answer of textbook is 3.19So I solved and came out a wrong answer What I did factor
1. 1 answer
2. 544 views
Please help me with guidelines on what really is the first thing to do when answering this type of questions on this topic,what
1. 1 answer
2. 469 views
Mr Paul is identified three investment opportunities that he is considering.one is investment A that is expected to pay N$800.00
1. 1 answer
2. 692 views
The movie called Curcible reveals the church and court both state that all liars will be damned, but only can tell who the real
1. 4 answers
2. 437 views
Earth's inner core exists at temperatures as high as 7000oC. It exists as a _______ due to the _________.A) solid; high pressure
1. 4 answers
2. 671 views
Which set of numbers is correctly ordered from smallest to greatest?A) 0.009, 0.0099, 0.0909, 0.099 B) 0.0099, 0.009, 0.0909,
1. 1 answer
2. 1,006 views
The approximate distance of the moon from Earth is 4 x 105 km and the average approximate distance from the Earth to Venus is 4
1. 7 answers
2. 785 views
which is equivalent to 4/16A. 2:4 B. 10:9 C. 10/24 D. 12 to 64
1. 1 answer
2. 400 views
These are pretty hard, at least to me. Please help me check my answers.1. Most luxuries, and the so-called comforts of life, are
1. 2 answers
2. 3,348 views
Please check my answers. I know I'm missing accents.1. Os recomienda que ___ otra llave de recepcion. a) pedis b) pidais*** c)
1. 3 answers
2. 3,152 views
Find the perimeter of a rectangular area with a length of 13 inches anda width of 7 inches using distributive property and not
1. 17 answers
2. 5,284 views
You want to buy three books that are on sale at 20% off. The originalprices of the books are $2.50, $4.95, and $6.00. How much
1. 5 answers
2. 1,196 views
A 73-ton monolith is transported on a causeway that is 2500 feet long and has a slope of about 2.2°. How much force parallel
1. 1 answer
2. 1,068 views
How many grams of ethanol must be added to 500.0 g of water to make a solution that freezes at 0.00 degrees fahrenheit? The
1. 2 answers
2. 2,830 views
What happened to "School Talk?"That was kinda helpful.
1. 1 answer
2. 392 views
Estimate the flow of oxygen into the cell through a side of the muscle cell squished up against the capillary. (give both
1. 0 answers
2. 365 views
Please help me with this step by step show your work problem.|-4b-8|+|-1-b^2|+2b^3 (b= -2) My work |-4b-8|+|-1-b^2|+2b^3
1. 1 answer
2. 508 views
Find, to 3 decimal place, the frequency of the hour hand of a clock
1. 1 answer
2. 395 views
1. Which of the following is correct?a) Maria estaba cocinando cuando ella se cortaba. b) Maria estaba cocinando cuando ella se
1. 2 answers
2. 1,502 views
Can anyone help me find guitar chords for Regina spektor' song a cannon?
1. 1 answer
2. 551 views
A 2.8 kg duck is swimming at 0.35 m/s and a 3.4 kg goose is swimming at 0.75 m/s. Which bird would make the biggest impact on
1. 1 answer
2. 486 views
A 2.8 kg duck is swimming at 0.35 m/s and a 3.4 kg goose is swimming at 0.75 m/s. Which bird would make the biggest impact on
1. 1 answer
2. 558 views
Hi, I have this history question on a past exam paper i'm confused about, and was wondering if you could help?The question: "I
1. 4 answers
2. 618 views
A 450-g block is attached to a spring of spring constant 45 N/m and is in simple harmonic motion on a frictionless surface with
1. 2 answers
2. 1,966 views
Three picture frames are on a dresser.two are shaped like squares and the other is a trapazoid. how many sides are there in the
1. 1 answer
2. 1,020 views
discuss the contributing factors that lead to this issue
1. 4 answers
2. 1,723 views
in a game you have to guess what a number is through some clues the clues you are given are the hundreds digit is twice as large
1. 0 answers
2. 555 views
What is the pH of a 0.052 Mole solution of HCl?
1. 1 answer
2. 643 views
What is the probability of not rolling a number larger than 4 with a fair die?
1. 1 answer
2. 1,226 views
Using only sides that are whole numbers, name the dimensions of three rectangles that have perimeters of 14 units.
1. 1 answer
2. 458 views
There are24 countersHow many counter can you make and why
1. 2 answers
2. 396 views
A shipping crate carrying e-readers has a length of 19 1/3 feet, a width of 7 2/3 feet and a height of 7 5/6 feet. What is the
1. 1 answer
2. 496 views
What does this mean?"It is apparent to my mind that the President thoroughly believed the tenure of office act to be
1. 1 answer
2. 2,012 views
Mrs Smith is having a party . She has 24 students . She estimates each student will eat 3/8.How many pizzas should Mrs. Smith
1. 2 answers
2. 721 views
List five precautions users should take to protect themselves and their files when they are using a cybercafé.
1. 3 answers
2. 443 views
heartworm is a type of worm that enters a dogs body through a mosquito bite. it produces offspring that lodge in a dogs arteries
1. 19 answers
2. 1,793 views
William Penn found Pennsylvania for New England or New Netherlands?Thanks!
1. 4 answers
2. 543 views
Why the átomo never seen before
1. 1 answer
2. 360 views
ocasionalmente los hospitales tienen brote de infecciones por la bacteria estafilococos la cual reciste el tratamiento con
1. 1 answer
2. 187 views
Porque el estafiilococo es resitente a los tratamiento con antibiotico
1. 1 answer
2. 128 views
The manager of Lone Star Restaurant believes that the average wait time of the Saturday evening meal is 30 minutes. To test this
1. 1 answer
2. 679 views
Has anyone read "The Destructors" who can help me with a few questions?My questions are: The mood on "The Destructors" is best
1. 3 answers
2. 2,473 views
1. In which sentence is the word blander used logically?A. The cook added spices to make the food taste blander B. If you do not
1. 3 answers
2. 1,696 views
please help me with this sentencethey are many geeks already around the world.
1. 3 answers
2. 356 views
Is the simplified form of 2square root of 3 − 2square root of 3 rationalYes or No
1. 2 answers
2. 818 views
How do I rewrite this as a radical expression?(3 2/3) 1/6
1. 4 answers
2. 1,467 views
please help me with this!!!How can I rewrite this as a rational exponent? 3 square root 2^7 Thanks
1. 1 answer
2. 442 views
write the following equation in slope intercept form 3x+4y=12I'm lost on this question
1. 1 answer
2. 388 views
A verb phrase that acts as a noun is called a(n)participal adverbial infinitive gerund Which of the following is a prepositional
1. 5 answers
2. 1,969 views
Which sentence correctly substitutes the bolded phrase?Carla compro /los anteojos de sol./ Carla las compro Carla lo compro
1. 4 answers
2. 3,309 views
Read the following line from "Not Waving but Drowning.""Poor chap, he always loved larking And now he's dead" a. detached b.
1. 2 answers
2. 1,816 views
Please check my answerThe domain of the following relation: R: {(−4, 8), (8, 10), (5, 4), (1, 6), (5, −9)} is a.
1. 1 answer
2. 1,954 views
Sal's Sandwich Shop sells wraps and sandwiches as part of its lunch specials. The profit on every sandwich is $2 and the profit
1. 1 answer
2. 1,479 views
I'm so lost I have no idea. Please helpWrite the equation of the line that represents this graph. Show your work or explain how
1. 2 answers
2. 560 views
Among all pairs of numbers with a sum of 34, find the pair whose product is maximum. Write your answers as fractions reduced to
1. 3 answers
2. 3,277 views
Find two points on the graph of the parabola other than the vertex and x-intercepts.k ( x ) = ( x − 1 )^(2) − 6
1. 1 answer
2. 1,117 views
PLEASE HELP! this is do tomorrow :( I have no clue how to do any of it.A plane is flying horizontally with speed 193 m/s at a
1. 1 answer
2. 572 views
A ball of mass 0.6 kg, initially at rest, is kicked directly toward a fence from a point 20 m away, as shown below.The velocity
1. 1 answer
2. 7,324 views
Write an equation to fit the description.0° Celsius = 32° Fahrenheit. 100°C = 212°F. (Let x = degrees Celsius and y=degrees
1. 1 answer
2. 572 views
A fisherman has estimated that it takes 6 minutes to paint each square foot of the hull of his boat. How much time should the
1. 1 answer
2. 558 views
Last month, Bill's electric bill was $80.77. This month, Bill's bill was $69.06. What is the percent decrease?0.01 0.16 0.15
1. 5 answers
2. 596 views
The biosocial approach suggests that gender differences are based on:a. the hormone and neurological differences between men and
1. 2 answers
2. 696 views
If you have a rocket with a mass of 30.0 kg, how much thrust will be needed to have a thrust to weight ratio of 3:1?
1. 1 answer
2. 412 views
Seven students are running for four junior class representative positions in the upcoming student council elections. How many
1. 2 answers
2. 590 views
Write the standard form equation for the following Ellipse. Use the information given below.Foci: (0,0) and (4,0) Major Axis of
1. 1 answer
2. 727 views
1.) Write the standard form equation for the following Ellipse. Use the information given below.Foci: (0,0) and (4,0) 2.) Write
1. 2 answers
2. 880 views
help pls. i need to find the best animation of the movement of electrons and protons... the best one... pls send me the link.
1. 0 answers
2. 455 views
how can you find the bounderies given by the curve x=4sqrt(y) and y=4sqrt(x)? show your solution please. thanks to anyone who
1. 1 answer
2. 545 views
Wild type, or wt, refers to the genotype that is the typical genotype found in nature.True False
1. 1 answer
2. 454 views
Auxotrophs are organisms that can grow:A.on minimal media. B.only with sunlight. C.only on amino acid supplemented media. D.only
1. 1 answer
2. 853 views
Though this question sucks, which enzyme elongates the new DNA strand starting at an RNA primer?A.DNA polymerase I B.DNA
1. 0 answers
2. 779 views
The two most basic steps of DNA replication are:A.primase causes primer to bind the template and ligase copies the template.
1. 0 answers
2. 693 views
What is a replication bubble?A.A complex of replication enzymes on the DNA template strand B.A DNA sequence that initiates
1. 0 answers
2. 807 views
In E. coli, replication begins at which chromosome site?A.The replication fork B.Hfr C.oriC D.TATA box E.Pribnow box
1. 0 answers
2. 470 views
The definition of transformation is:A.the shift of genetic information from DNA to protein. B.the recombination of DNA strands
1. 0 answers
2. 548 views
Antiparallel means that:A.the two polynucleotide chains run in opposite directions. B.each DNA molecule consists of one old and
1. 0 answers
2. 692 views
complimentary base pairing allows for:A. spontaneous mutations to occur B. genes to be expressed as a phenotype C. DNA to serve
1. 0 answers
2. 639 views
Which of the following are the purine nucleotides in DNA?A.Adenine and thymine B.Cytosine and guanine C.Adenine and cytosine
1. 0 answers
2. 775 views
I PCR out a mutated gene in a patient with Lisenbee chorea (the inability to dance in a coordinated fashion) and I compare it to
1. 0 answers
2. 540 views
With PCR, one gene is all that is necessary to create a useful genetic fingerprint to discriminate between individuals.True
1. 0 answers
2. 422 views
DNA markers, or variant non-coding regions of DNA, are DNA polymorphisms that are useful for genetic mapping.True False
1. 0 answers
2. 497 views
DNA is often purified by DNA electrophoresis, like in old-school DNA sequencing. In DNA electrophoresis, fragment separation is
1. 0 answers
2. 656 views
Which of the following does not occur during the PCR reactions?A.Changes in the reaction temperature by a thermocycler
1. 1 answer
2. 1,193 views
Question 12An Hfr strain with the genotype cys+ leu+ met+ strS is mated with an F- strain carrying the genotype cys- leu -met-
1. 1 answer
2. 1,010 views
kernel phenotype Numbercolored, shrunken, starchy 116 colored, full, starchy 601 colored, full, waxy 2538 colored, shrunken,
1. 0 answers
2. 1,139 views
The boss in your laboratory has just heard of a proposal by another laboratory that genes for eye color and the length of body
1. 1 answer
2. 1,063 views
In tomatoes, the allele T for tall plant height is dominant to dwarf allele t, the P allele for smooth is dominant to the p
1. 1 answer
2. 1,603 views
How much time is required for a sound to travel 1 mile if the air temperature is:0.0 Degrees Celsius 20.0 Degrees Celsius 40.0
1. 2 answers
2. 2,692 views
How many grams of hydrogen gas be produced from the reaction of 3 g of magnesium with 4 g of hydrochloric acid. identify the
1. 1 answer
2. 765 views
What will the sound of speed be in air if temp is 10 degrees Celsius.this is crickets looking for e plantation on equation
1. 0 answers
2. 487 views
The length of a rectangular window is 5 feet more than its width, w. The area of the window is 36 square feet. Write an equation
1. 1 answer
2. 556 views
I am trying to figure out how the answer of 0.989 came from the following equation of correlation.7(-5)-(25)(13)
1. 0 answers
2. 423 views
Evaluate each telescoping sum:1) Sum from i = 1 to 100 of (5^i - 5^(i-1)). I know that I could apply the (n(n+1))/2 summation
1. 1 answer
2. 1,929 views
The heat of combustion of bituminous coal is 2.5 x 10^4 J/g. What quantity of coal is required to produce the energy required to
1. 6 answers
2. 2,966 views
An object has a volume of 4.0m^3 and weighs 40,000 Newtons. What will be its weight in water?
1. 1 answer
2. 1,069 views

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