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Matt
Questions and answers by
Matt
, page 5
Questions (1,548)
two people aged 15 and 50. At some point during their lives, the elder will be three times the age of the younger. Write an
1 answer
394 views
A mass of 0.755 kg is attached to a horizontal spring of constant 403 N/m as shown. The system is compressed a distance xa =
2 answers
587 views
What is the time lapse between seeing the lightning strick and hearing the thunder 17 km away
1 answer
409 views
Assignment Problem 1*
Print Media Advertising (PMA) has been given a contract to market Buzz Cola via newspaper ads in a major
2 answers
531 views
In the high jump, the kinetic energy of an athlete is transformed into gravitational potential energy without the aid of a pole.
1 answer
816 views
A drawer contains 7 black socks, 5 white socks, and 3 brown socks. What is the probability that 2 white socks will be removed in
1 answer
464 views
If glenda rolled two six-sided number cubes nine times and computed the sum of the numbers rolled each time. If the mean sum of
4 answers
762 views
A cirular coil of 27 turns and radius 15.0cm surrounds a long solenoid of radius 4.7cm and 1.00x103 turns per meter. The two are
3 answers
613 views
A cirular coil of 19 turns and radius 10.2cm surrounds a long solenoid of radius 2.6cm and 1.00x103 turns per meter. The two are
1 answer
636 views
Twenty people are to be seated at 3 Circular restaurant tables that seat 8,7, and 5 people respectively. Determine the number of
2 answers
491 views
What is the limit as t approaches 0 for (sint)/(1+cost)?
3 answers
370 views
What is the derivative of
[(3t+4)/(6t-7)]^3?
1 answer
268 views
Use five iterations in Newton’s method to estimate the root of cos(2x)-2x.Use x0 = π/4 and eight decimal places.
1 answer
631 views
What is the positive difference in the sum of the letters in the words MATH and COUNTS, if each letter is assigned a value as
2 answers
1,043 views
You look up and see a helicopter pass directly overhead: 3.10-s later you hear the sound of the engines. If the air temperature
5 answers
1,819 views
Find the value of x (to 2 decimal places) when y is a minimum, using a while loop. Format the answer, e.g., "At x=ii.ii, y=jj.jj
1 answer
354 views
A 225 kg box is loaded onto a truck by pulling it up an inclined plane (10 m hypotenuse difference) by a force that is parallel
3 answers
848 views
Hi, I asked this question earlier, but didn't get any replies. If anybody could help, it would be extremely appreciated!
A 225 kg
1 answer
525 views
Guess the 4-digit combination. An X stands for a correct digit in its correct place in the combination and an O stands for a
2 answers
591 views
How many different seven digit phone numbers are available if the only restriction is that the first digit cannot be 0.
3 answers
342 views
How do I calculate the solubility of a compound in grams of solute per 100 grams of solution?
2 answers
563 views
Currently, jobs at the Pelham plant are broken into small individual steps, and a worker is assigned to perform each step in an
3 answers
417 views
x^3 - 3x^2 + x
Substitute 3 for x so i got 3^3 - 3(3)^2 + 3 27 - 3 - 9 + 3 24 - 9 + 3 15 + 3 18 Is this correct ??????????//
1 answer
254 views
Word problems confuse me.
THe owner of a fancy food shoppe wants to mix cashews selling at $8/kg and pecans selling at $7/kg. How
4 answers
3,013 views
Find the area: A rectangle with length 12 inscribed in a circle with radius 7.5 (explain how you do it please! Thanks!)
3 answers
671 views
Find the area of: A square with radius 9. (Please explain how you found it! Thanks!)
4 answers
803 views
The value of the correlation coefficient can be between 0 and 1.
2 answers
860 views
A conduction heat wave is caused to pass through a metal bar of average temperature Tmean = 38.0 ¢XC, altering its temperature
1 answer
467 views
For Muscles to work, they need a stimulus from a ____________ nerve and a source of energy that is ___________, is also known as
5 answers
2,506 views
A person needs to stop, rest, and take in enough oxygen to complete the catabolism of lactic acid and relieve the muscle?
1 answer
786 views
A pack of Jillybeans contains seven different flavors: Apricot, Banana, Coconut, Date, Eggplant, Fig and Grape. You can make
1 answer
450 views
How does human resources help or hinder bussinessses
1 answer
357 views
While peforming a concert , Queen plays at average intensity levels of 2 W/m^2. Then during a sudden loud part of the music, the
1 answer
418 views
A cessna plane flies with a speed of 150km/h relative to the air and points due east. A wind is blowing at a speed of 20km/h at
2 answers
630 views
you start a pet sitting service. you spend $35 on advertising. You plan to change $5 on a day to watch each pet. a) write an
3 answers
1,203 views
The sum of the degree measures of the angles of a quadrilateral is 360. Find the measure of the fourth angle of each
2 answers
569 views
Simplify (-3i)^2
1 answer
314 views
Simplify: (4 - 5i)(3 + 2i)
1 answer
323 views
Give the equations of any vertical asymptotes for the graphs of the rational functions.
f(x)=(x-4)/(x²+7)
2 answers
815 views
I am having trouble with the last portion of this question. If someone can help me, I would sincerely appreciate it.
A bicycle
1 answer
631 views
I am having trouble with the last portion of this question. If someone can help me, I would sincerely appreciate it.
A bicycle
5 answers
asked by
Matt
4,977 views
How long did the roman civilization last?
1 answer
304 views
What is the basic message of the Quran and when was it compiled.
1 answer
469 views
Can some one help me with these questions?
Because Japan was hit by the worldwide economic depression in the 1930s, military
9 answers
904 views
Given: 2N2(g) +O(2) --> 2N2O(g) Kc =1.2x10^(-35)
N2O4(g) --> 2NO2(g) Kc = 4.6x10^(-3) 1/2N2(g) + O2(g) --> NO2(g) Kc= 4.1x10^(-9)
3 answers
1,548 views
A circular region rotated 360 degrees around its diameter (serving as an axis) generates a
a) cube b) rectangle c) cone d) sphere
3 answers
532 views
Adiver divies from a platform with a height of 11 meters. What is the change in elevation of the dive?
1 answer
336 views
A diver dives from a platform with a height of 11 meters. What is the change in elevation of the dive?
4 answers
1,125 views
A diver dives from a platform with a height of 11m. What is the change in elevation if the depth of the dive is 4m?
16 answers
1,002 views
6x=9y-21. 6y=4x+14
plz help...I can't figure out how to do this problem using linear equations with two variables
4 answers
547 views
A small source of light is located at a distance from a vertical wall. An opaque object with a height of moves toward the wall
2 answers
578 views
Evaluate:
ƒ(2) + 5 It says to use this graph to solve the equation: h t t p://i55 . t i n y p i c . com/2qdvfur.jpg Right now
1 answer
446 views
1. Evaluate the indefinite integral
([6x^2 + 12x^(3/2) +4x+9]/sqrt x)dx. Answer = + C 2. Evaluate the indefinite integral (12sin
2 answers
797 views
Right now we're doing systems of Linear Equations in Three Variables. It says to solve the following system:
x - y + 3z = 4 x +
2 answers
547 views
A model of a brdge is 1m long and 2.5% of the actual size of the bridge. How long is the actual bridge?
4 answers
1,263 views
Stickman is driving a dragster. He does the quarter mile in 4 seconds and at the finish line is speed is 100m/s. He deploys his
1 answer
406 views
A 5kg box on a horizontal plane has a coefficient of kinetic energy of 0.2. The object is pulled on horizontally with a rope at
1 answer
396 views
Mercury is a heavy metal. Using atomic models and the periodic table of elements, explain why it belongs to this category of
1 answer
392 views
Hello,
I am having some trouble trying to reduce a benzene ring with a H3C-C=N-NH2 substituent, to a cyclohexane with the same
1 answer
411 views
An experiment was done to determine the formula and formation constant of a metal ammine. The data were graphed giving a
1 answer
485 views
A cereal factory has weekly fixed costs of $48,000. It costs $1.37 to produce each box of cereal. A box of cereal sells for
4 answers
3,503 views
You throw a rock horizontally off a cliff with a speed of 10 m/s. after 3.1 seconds, how far were you when threw the rock?
2 answers
1,082 views
A small aircraft has a flying speed of 200 km/h in still air.
To make a trip from Saskatoon to Regina, a straight line distance
1 answer
709 views
Which of the following are linear equations in x1, x2 and x3?
(a) x1 + 5x2 − (2^0.5)x3 =1 (b) x1 + 3x2 + x1.x3 = 2 (c) x1 =
4 answers
2,063 views
Find the augmented matrix for each of the following systems of linear equations:
(a) 3x1 − 2x2 = −1 4x1 + 5x2 = 3 7x1 + 3x2 =
3 answers
831 views
Find a system of linear equations corresponding to the following augmented matrices:
(a) 2 0 |0 3 −4 |0 0 1 |1 (b) 3 0 −2 |5
1 answer
461 views
A pathologist, trying to identify a bacterial infection, places a sample in a growth chamber and measures
1000 bacteria at the
1 answer
431 views
Rewrite y = 5(10−3x) in the form
y = Ae^(mx). (i.e., determine A and m)
1 answer
322 views
Rewrite y = 5(10^(−3x)) in the form
y = Ae^(mx). (i.e., determine A and m)
1 answer
444 views
When log s (as ordinate) is plotted against t (as abscissa) on linear paper, the graph is a straight line with
slope of -2.1 and
2 answers
516 views
I have a Statistics project due tomorrow on Combinatorics. Admittedly, while my math skills aren't too bad (I get 99th
1 answer
497 views
Reformatted so that it's easier to read.
I have a Statistics project due tomorrow on Combinatorics. Admittedly, while my math
1 answer
514 views
The accident occurred on a/an ______ road
A. intact B. enlisted C. isolated D. forging I know what all the words mean I just
4 answers
418 views
Calculate the mass ( in grams) of one mole of methane molecules (to .01 g)
1 answer
481 views
.Pump Jack Problem: An oil well pump jack is
shown in Figure 3-9f. As the motor turns, the walking beam rocks back and forth,
2 answers
824 views
Predict whether the following reactions will be exothermic or endothermic
A.] N2 (g) + 3H2 (g) --> 2NH3 (g) B.] S (g) + O2 (g)
2 answers
901 views
If 3 us an element of A and 3 is not an element of B, then which of the following is NOT true
3 is an element of B complement 3
2 answers
579 views
True or false?
1 mole of ozone has 1.8 x 10^24 atoms? correct if wrong THANK YOU!
1 answer
472 views
A sample of C3H8O that contains 200. molecules contains ________ carbon atoms.
4 answers
4,361 views
which contains the lowest % of hydrogen?
HCl H3PO4 H2SO4 H20 is it HCL?
1 answer
389 views
Are the following sentences fragments, run-on or complete sentences?
1.You better believe what I say to be true. 2.Listen
4 answers
472 views
At an average opposition, the Earth and Mars are separated by 0.52 AU. Suppose an astronomer observes Mars at opposition and
2 answers
912 views
You have a solution of .5 L of 1.74g of NH3 and 4.15g of (NH4)2SO4. How many ml of 14M HCl is required for a pH of 9.00?
I don't
4 answers
419 views
Initial rate of rxn of H2O2(aq)->H2O+ 1/2 O2(g) is found at 1.7x10(-3)M/s and is constant for 2min. You start with 160ml of 16M
3 answers
415 views
I just wanted to clarify that although Cody did respond to my question, we were still unable to determine the solution. I will
3 answers
494 views
Using grammatically correct English sentences describe how the nature of the bonding in MgF2 (s) and Zn(s) differ. (Don't just
3 answers
1,803 views
it wouldn't let me post after putting spaces in the url and everything, so i just copied and pasted the q instead :P sorry for
1 answer
373 views
The initial rate of reaction for H2O2(aq) <-> H2O (l) 1/2 O2 (g)
is found to be 1.7x10(-3)M/s. Assume that this rate holds for 2
1 answer
622 views
Why wont you answer my previous q Dr. Bob? D:
4 answers
263 views
Reduce the fraction to simplest form
2x+2/6x^2+16x+10 (the 6x is squared I think that's how you show it)
1 answer
373 views
A 2.9 × 103 kg car accelerates from rest at
the top of a driveway that is sloped at an angle of 16.0� with the horizontal. An
2 answers
893 views
Early skeptics of the idea of a rotating Earth said that the fast spin of Earth would throw people at the equator into space.
2 answers
934 views
Bond :
Face Value = 100,000 State Rate = 9% Semi-annual Payments Term = 3years Market Rate of 12% Amortize the bond to determine:
1 answer
429 views
What is the acid test ratio? Is it the same thing as the quick ratio?
1 answer
336 views
Why does a teacher needs to have a grasp of students social setting and the condition in which they live?
1 answer
373 views
A bathtub of icy water at 32 degrees farenheit holds 17 gallons. You put in a 25 pound watermelon with a temperature of 100
1 answer
425 views
Solve:
squareroot 2x-1 - squareroot x+3 = 1 show steps
1 answer
321 views
Solve (x-1)^2 = 16
show steps
1 answer
308 views
Solve (x-1)^2 = 16
please show steps
1 answer
360 views
Solve:
squareroot 2x-1 - squareroot x+3 = 1 please show steps
1 answer
463 views
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