Ask a New Question
Search
Questions and answers by
Kelly
Questions (822)
How many times a year does the moon go through its cycle or phases?
1 answer
728 views
How many times a year does the moon go through its cycle or phases?
0 answers
375 views
Find all solutions on the interval [0,2pi] for the following:
2sin^2(x)-5sin(x)=-3 cos^2(x)+sin(x)=1
0 answers
601 views
Finding all Solutions for
2cos(x)-�ã3=0
5 answers
1,344 views
sin^2x/sec^2x-1
0 answers
847 views
Find the exact value of Sin^-1(sin(13pi/15))
1 answer
978 views
Compare and contrast The Rising by Bruce Springsteen and Thursday from La Oreja de VanGogh.?
I know the songs are about the
1 answer
520 views
Can you please show me how these answers are reached.
A fully loaded Cessna-182 airplane of mass 1290 kg has an engine failure
1 answer
565 views
Which set of ordered pairs are on the graph of the function y = 1/2 x - 2 ?
F (-4,0) , (6,-5 ) G (-4,0) , (6, 5 ) H (4,0) , (6,-5
3 answers
701 views
What? If anything, is wrong with the following sets of quantum numbers.
a. n = 2, l = 2, ml = 0, ms = +1/2 b. n = 0, l = 0, ml =
2 answers
4,134 views
Hello All,
Please help my son with his Math fraction. He needs to put the below fractions in ordedr from least to greatest. 1)
1 answer
503 views
Hell All,
Please help my son with his Math fraction. He needs to put the below fractions in ordedr from least to greatest. 1)
6 answers
671 views
What happens first in a lunar eclipse?
0 answers
325 views
A loop of wire is lying flat on a tabletop. A uniform magnetic field is directed vertically UPWARDS such that it is
0 answers
618 views
A loop of wire is lying flat on a tabletop. A uniform magnetic field is directed vertically UPWARDS such that it is
0 answers
1,028 views
A loop of wire is lying flat on a tabletop. A uniform magnetic field is directed vertically UPWARDS such that it is
1 answer
738 views
A loop of wire is lying flat on a tabletop. A uniform magnetic field is directed vertically UPWARDS such that it is
0 answers
1,078 views
A loop of wire is lying flat on a tabletop. A uniform magnetic field is directed vertically UPWARDS such that it is
0 answers
549 views
In the sentence "The Komodo's teeh are dangerous to everyone."
Is the prepostional phrase to everyone which describes dangerous
1 answer
633 views
IN the sentence "The ora does not interest poachers around the island"
Is the prepositional phrase around the island and does it
1 answer
490 views
In two successive chess moves, a player first moves his queen four squares forward, then moves the queen five steps to the left
0 answers
568 views
Please help!
Name three ways the Roman and American coins are alike? Thanks.
2 answers
221 views
Use the Intermediate Value Theorem to prove that the equation has a solution. Then use a graphing calculator or computer grapher
1 answer
1,445 views
Divide the following list of words into 2 categories:
drumlin, kettle lake, mafic, devonian, asthenosphere, gradient, fossil,
1 answer
453 views
hello all,
my daughter come home with a math homework "Alphabet Polygons" I have no idea how to use the letters in the alphabet
12 answers
2,525 views
How do you draw and lable a circle that has an area between 5 and 8 square units?
0 answers
399 views
g(t)=2+cos t; [0,pi]
Can you help me find the average rate of change of the function over the given interval?
1 answer
2,947 views
Ignorant of the local custom of offerings strangers outrageous prices and then negotiating down, the clothing maker accepts the
4 answers
828 views
I am driving to Atlanta on the I-85 in my G35 Coupe at 40.0 m/s and I pass a cop. Will I get a ticket? The speed limit is 70.0
1 answer
1,184 views
2 isosceles triangles have the same height. The slopes of the sides of triangle A are double the
slopes of the corresponding
2 answers
2,072 views
My son's math homework asks him to find each product by factoring the tens. 6 x 2, 6 x 20 and 60 x 20. There is no explaination
8 answers
6,207 views
Mars has a mass of 6.5 x 10 to the power of 23 kg and the sun has
a mass of 1.99 x 10 to the power of30 kg. How many orders of
1 answer
555 views
107 total foreign language students
42 take spanish 46 take french 45 take german 8 take spanish & french but not german 6 take
1 answer
1,370 views
please show how you would divide 35.6728 by 5.246
1 answer
289 views
An object initially at rest experiences an acceleration of 1.4 m/s^2 for 5.0s and then travels at that constant velocity for
1 answer
1,100 views
Im am so lost....
A bank conducts a survey in which it randomly samples 400 of it customers. The survey asks the customers which
1 answer
2,084 views
The weather bureau reports that a cold front has just passed Austin and is heading toward San Antonio at 42kph. Since you know
0 answers
554 views
McMaster University researchers Margo Wilson and Martin Daly showed 209 male and female students pictures of attractive and
0 answers
441 views
If there are 8 red disks numbered 1 through 8, and 6 yellow disks numbered 9 through 14 placed in a box. Find the probability of
3 answers
1,779 views
40.0 ml of an acetic acid of unknown concentration is titrated with 0.100 M NaOH. After 20.0 mL of the base solution has been
1 answer
1,084 views
solve log2(3x-1)-log2(x-1)=log2(x+1)
i have absolutely no idea how to solve this. can anyone help me, please?
1 answer
561 views
a grid has line at 90-degree angles. There are 12 lines in one direction and 9 lines in the other direction. Lines that are
1 answer
1,082 views
An escalator is 15.0 m long. If a person stands on the escalator, it takes 38.0 s to ride from the bottom to the top.
(a) If a
1 answer
1,198 views
Is it possible for the x-intercept and the y-intercept of a straight line to be at the same point? Why or why not?
8 answers
372 views
Thanks for help and websites. Here is what I've written about the building fence so far. please tell me if I'm on the right
0 answers
669 views
Thanks for the help on putting up fence. I need help with starting general information (Background on illegal immigration&
3 answers
583 views
I am going to write about illegal immigration and my topic is putting fence on the border and I am for it.
my question that i
2 answers
630 views
The Ka values of H2CO3 are shown below.
Ka1 4.6 10-7 Ka2 4.4 10-11 What is the pH of a 0.17 M solution of Na2CO3?
1 answer
1,217 views
Your 401 (k) Account at East Coast Yachts
You have been at your job for East Coat Yachts for a week now and have decided you need
2 answers
1,272 views
I need help creating an equation for a piecewise defined function with two different rules, that is continuous but not
0 answers
435 views
What will be the final temperature if 2000g of copper at 95 degrees loses 10 kcal of heat?
3 answers
1,632 views
Michael Jordan, formerly of the Chicago Bulls basketball team, has some fanatic fans. They claim that he is able to jump and
1 answer
3,307 views
A golfer imparts a speed of 32.1 m/s to a ball, and it travels the maximum possible distance before landing on the green. The
0 answers
617 views
I have tried usingg the molecular formula, formulas in the text book but my answers dosent match any of the multiple choice
2 answers
679 views
A 40.0g sample of an unknow, yellowish-brown, pure metal was heated to 62degrees Celcius and put into a coffee cup calorimeter
2 answers
761 views
A 40.0g sample of an unknow, yellowish-brown, pure metal was heated to 62degrees Celcius and put into a coffee cup calorimeter
2 answers
844 views
Substances A and B with the same mass and the same initial temperature absorb the same amount of heat energy. The final
1 answer
1,067 views
what is 6 to the second power
2 answers
402 views
A swimmer is heading straight for the other shore of a river with a velocity of vs=0.7 m/s relative to the water, but is carried
1 answer
454 views
An airport worker needs to make it across a luggage belt in order to retrieve a stuck suitcase. The belt is moving with 1.6 m/s,
0 answers
479 views
BW made c cookies to divide evenly amoung O,TS,SB,and RD and BW himself. Write an algebraic expression that represents the
2 answers
576 views
A CD has to rotate under the readout-laser with a constant linear velocity of 1.25 m/s. If the laser is at a position 3.2 cm
1 answer
1,321 views
The ratio R at which paint can be sprayed from a spray gun may be expressed as R=a.t and R is measured in m3 / s and time is
2 answers
623 views
Using dimensional analysis, which one of the following equations is dimensionally correct? ( a → m/s2, v → m/s, x → m , t
1 answer
1,313 views
I don't know if I suppose to do LCM or other?I'm going to need help.
Beyonce visits her parents every 6 days and Jay-Z vists his
3 answers
702 views
what is are some free websites that can give me rational and irrational practice?
1 answer
406 views
Vehicle A averages 14 miles per gallon of gasoline, and Vehicle B averages 36 miles per
gallon of gasoline. At these rates, how
1 answer
782 views
Construct a frequency distribution table for the following scores. Include columns for proportion and percentage in the table.
Sc
3 answers
1,433 views
Train A travels at 100 mph in the same direction. Train B travels at120 mph on a parallel track. Train A passes a station at
1 answer
742 views
If 75 g of ice at 0.0 Celsius were added to 1.5 L of water at 75 Celsius, what would the final temperature of the mixture be?
1 answer
548 views
QuadPlex Cinema is the only movie theater in Idaho Falls. The nearest rival movie theater, the Cedar Bluff Twin, is 35 miles
1 answer
645 views
A 15 ft ladder is leaning against a wall.If the top of the ladder slips down the wall at a rate of 5ft/s, how fast will the foot
2 answers
2,986 views
Both x and y denote functions of t that are related by the given equation. Use this equation and the given derivative
1 answer
1,918 views
Find f'(x) when f(x)=sin(1/x^3)
1 answer
361 views
2. On a job interview for a position as a pharmacy technician,
the interviewer asks you what a dosage form of medication is. You
2 answers
771 views
Select the abbreviation which means "make".
a. a.c. b. b.i.d. c. M d. F I think it's D but I am not sure.
1 answer
379 views
sketch the graph of a function f that is continous everywhere except at x=2, at which point it is continous from the right.Also
1 answer
525 views
Find the Limit
lim as t approaches 1 of (t^3+5t^2-13t+7)/(t^3-3t+2)
1 answer
457 views
what happens to co2 levels with increasing sugar concentration?
0 answers
811 views
let f(x)=(7+x)/(7-x), g(x)=7x/(7-x)
Find formula for f*g and state the domain of the composition
1 answer
375 views
Write this expression as a single logarithm
6ln(x+8)+1/8lnx-ln(cosx)
2 answers
602 views
let f(x)=sqrt(x-3), g(x)=sqrt(x^2+3)
Find a formula for f*g and state the domain of the composition
1 answer
733 views
f(x)= 1/x, x greater than 7
3x, x less than or equal to 7 Find f(7t)
1 answer
295 views
find a formula for f^-1(x)
f(x)=x+15/x-15
1 answer
337 views
6ln(x+8)+1/8lnx-ln(cosx)
3 answers
455 views
y=x^2-11x+30
For what values of x is y greater than or equal to 0?
1 answer
561 views
f(x)= 1/x, x greater than 7
3x, x less than or equal to 7 Find f(7t)
0 answers
318 views
when breathing slowly a person inhales air at room temperature and exhales it at body temperature. We may assume that the lungs
1 answer
756 views
1.This section of a monograph would tell you if the drug were soluble in water.
a.description b.how supplied c.clinical
5 answers
805 views
advantage and disadvantage of respiring anaerobically?
0 answers
456 views
what is the relationship between the amount of starch and maltose present during starch hydrolysis.
1 answer
1,574 views
is starch present at time zero? should it be present? why or why not?
0 answers
425 views
another way to word:
the effects of temperature on human and fungal amylase
0 answers
758 views
What volume of 0.123 M AgNO3(aq) is needed to form 0.657 g of AgCl(s)?
0.564 mL. 18.6 mL. 37.2 mL. 1.77 L.
1 answer
1,983 views
Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
1 answer
4,771 views
Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
1 answer
628 views
Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
1 answer
633 views
Im totally lost on how to do redox reactions. Can any one show me the steps on how to do MnO4-1 +C7H60 => Mn2 +c7H6O2?
im trying
1 answer
653 views
f'(x) < 0 if |x| < 1
And apparently this means f is decreasing on (-1, 1). I don't understand this. I know f'(x) < 0 means the
2 answers
742 views
A sample of argon gas has a volume of 715 mL at a pressure of 1.34 atm and a temperature of 144 Celsius.
What is the volume of
3 answers
928 views
Pages
1
2
3
4
5
6
7
8
9