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DJ
Questions and answers by visitors named
DJ
Questions (122)
what is blogging
A.online journaling B.posting in photo galleries C.uploading movie online D.sharing photos on a social network i
32 answers
13,625 views
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.
What is the value of x?
5 answers
1,744 views
Hidden meaning?
PPPP --------- earth Thanks!
7 answers
1,943 views
What are some Positive effects of Genetic Engineering and Negative effects of Genetic Engineering.
5 answers
3,803 views
ok, the question was "is the following ratios equivalent?" the ratios are 3:5 and 5:7. my answer is "no". is that right?
you are
4 answers
1,623 views
how does one say "the test will be difficult?"
2 answers
697 views
What is the quality overall locally(USA)?
1 answer
437 views
what is the water quality overall (USA)?
4 answers
417 views
What are its components of water quality ?
1 answer
352 views
Double check please
Write each of the following as a common fraction or mixed number. Write your answer in lowest term 28. 15.35
4 answers
629 views
Write 1024 as a power of 4.
3 answers
648 views
I am stuck with this question. Which system would one believe in and more effective control model or due process model.
4 answers
381 views
How would one define crime and how would on say if it is consenus or conflict?
1 answer
371 views
What is the difference between a expression and a equation?
3 answers
349 views
School from old times that would hit kids stick if they talked back or out of turn if they had messy work they would hit them
4 answers
248 views
what is the molarity of the solution which contains 5.0g of NaOH(formar weight=40g/mole)dissolved in water to make 200 ml of
3 answers
461 views
A car is driven 105 km west and then 30 km southwest. What is the displacement of the car from the point of origin (magnitude
4 answers
550 views
A hunter aims directly at a target (on the same level) 120 m away. (a) If the bullet leaves the gun at a speed of 290 m/s, by
2 answers
1,096 views
An airplane is heading due south at a speed of 515 km/h. A wind begins blowing from the southwest at a speed of 100 km/h
13 answers
2,176 views
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling
1 answer
899 views
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling
3 answers
1,712 views
A person pushes a 16.0 kg lawn mower at constant speed with a force of 70.0 N directed along the handle, which is at an angle of
3 answers
1,418 views
An elevator (mass 4125 kg) is to be designed so that the maximum acceleration is 0.0400g.
What is the maximum force the motor
6 answers
4,938 views
A 24.0 kg box (m1) rests on a table.(b) A 13.0 kg box (m2) is placed on top of the 24.0 kg box, as shown in Fig. 4-35.
Determine
2 answers
596 views
A 24.0 kg box (m1) rests on a table.(b) A 13.0 kg box (m2) is placed on top of the 24.0 kg box, as shown in Fig. 4-35.
Determine
2 answers
837 views
A box weighing 69 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from the
2 answers
564 views
A box is given a push so that it slides across the floor. How far will it go, given that the coefficient of kinetic friction is
3 answers
1,228 views
A window washer pulls herself upward using the bucket-pulley apparatus. The mass of the person plus the bucket is 69 kg.How hard
2 answers
1,056 views
Find the time at which the depth of the water in the tank is eual to half its initial depth. D(t)=sqrt(100-2t)
the tank is empty
3 answers
427 views
Calculate the force of gravity on a spacecraft 6400 km (1 earth radii) above the Earth's surface if its mass is 1600 kg.
2 answers
656 views
Jane, looking for Tarzan, is running at top speed (3.6 m/s) and grabs a vine hanging vertically from a tall tree in the jungle.
4 answers
1,301 views
A 55 kg trampoline artist jumps vertically upward from the top of a platform with a speed of 5.5 m/s. (Ignore small changes in
3 answers
1,198 views
Carmen spent 4 hours at the Y on Saturday. Two thirds of that time she spent in the gym. How many hours did she spend in the
4 answers
534 views
Joe bought 2 dozen eggs at the store. On the way he dropped the eggs and broke 3/4 of them. How many eggs broke?
2 answers
1,068 views
A child in a boat throws a 5.60 kg package out horizontally with a speed of 10.0 m/s. Calculate the velocity of the boat
4 answers
2,044 views
A ball of mass m makes a head-on elastic collision with a second ball (at rest) and rebounds with a speed equal to one-third its
4 answers
836 views
A piano tuner hears one beat every 2.8 s when trying to adjust two strings, one of which is sounding 440 Hz, so that they sound
4 answers
3,814 views
A person whose eyes are H = 1.62 m above the floor stands L =2.24m in front of a vertical plane mirror whose bottom edge is 43
3 answers
1,536 views
Two Q = +6.72 mC charges are placed at opposite corners of a square d = 1.5 m on each side, and -Q = -6.72 mC charges are placed
2 answers
1,074 views
Lines l and m have an intersection at point O and any reflection in l followed by a reflection in m results in a rotation about
2 answers
473 views
A regular hexagon is made from equilateral triangle by cutting along the dotted lines and removing the three smaller triangles.
4 answers
1,586 views
How much foil is required to cover a rectangular box that is 4in. by 8in. by 5in.? use 3.14 as an aproximation for pi. where
3 answers
745 views
If 920 mL of 0.0402 M aqueous LiOH reacts stoichiometrically according to the balanced equation, what mass (g) of gaseous CO2 is
1 answer
459 views
Why is a short curcuit called a short curcuit?
1 answer
374 views
what is the average height of a softball that is pitched to a batter from 45 feet away?
1 answer
369 views
Find the formula for the described function and state its domain. An open rectangular box with a volume of 8 cubic meters has a
2 answers
786 views
A long jumper jumps with the initial velocity of 12.0 m/s at an angle of 20 degrees. what is the displacement of x?
1 answer
950 views
what are 2 major influencing factors and how dose federal sentencing guidelines have an effect on these influences
1 answer
378 views
A patient has a far point of 34.6 cm and a near point of 26.0 cm. What power (in diopters) should be prescribed to give the
2 answers
529 views
A 90-dB sound is absorbed by an eardrum 0.75 cm in diameter for 2 hours. How much energy in joules does the eardrum absorb at
3 answers
925 views
How many grams of saline are needed to make 300 ml of 0.9%(w/v) saline?
2 answers
1,182 views
show lim x->3 (sqrt(x)) = (sqrt(c))
hint: 0< |sqrt(x)-sqrt(c)|= (|x-c|)/(sqrt(x)+sqrt(c))<(1/(sqrt(c))*|x-c|
2 answers
850 views
Show that of all rectangles with diagonal length c, the square has the largest area.
4 answers
724 views
A right circular cone is inscribed in a sphere of radius r. Find the dimensions of the cone that maximize the volume of the
3 answers
1,722 views
(A) Given that P = {X0, X1, X2.......Xn} is an arbitrary partition of [a,b], find the lower and upper sum for f(x)=x+3.
(B) Use
1 answer
336 views
24.5 mL of concentrated HCl is diluted to make 455 mL of .256 M solution. What is the molarity of the concentrated HCl?
1 answer
448 views
f(x)= 6ln(2x+7ln(x)) I need to find the first derivative.
1 answer
411 views
Use implicit differentiation to find the slope of the tangent line to the curve
2(x^2) + 2xy + 2(y^3)= -18
2 answers
513 views
(y/(x+9y))= (x^2)-7
at the point (1, -6/55) Use implicit differentiation to find the slope of the tangent line to the curve
2 answers
525 views
Please help me to solve by substitution method.
7x+8y =44 x=41-5y
3 answers
503 views
solve using additin and multiplication principle
6+8x<22
2 answers
482 views
could some help me with this problem
Solve and steps -0.5x < -15
4 answers
270 views
COULD I GET HELP SOLVING THIS PROBLEM USING THE DISTRIBUTIVE PROPERTY
5(W-5)= 10 W =
4 answers
622 views
haveing problem solving
8x -(6x+7)= -3 The solution is x =
4 answers
402 views
how is it to solve for the indicated leter
L = 7F, FOR f
1 answer
284 views
very confused could someone help me with this
using the elimination method 5r-3s=16 3r+5s=30
3 answers
432 views
what is the largest prime less than 1000? explain how you got ypur answer
3 answers
586 views
int_(-2)^2sqrt(4-x^2)text()dx evaluate the integral
1 answer
390 views
int_(-2)^2sqrt(4-x^2)text()dx evaluate the integral
1 answer
601 views
a = 19 and m<A=32 degree. find b
1 answer
270 views
b. If you are cruising down the road at 50 mph and a policeman with a radar gun (wavelength 1 cm) reflects radar light off your
1 answer
450 views
find the smallest positive number that is the difference of two three-digit integers made up of the digits 1, 2, 3, 6, 7, 8
1 answer
466 views
Can someone help me to find two numbers the exact answer is between:
6 x 7,381
5 answers
1,591 views
What is the ionic equation for hydrolysis reaction of NH4C2H2O2 ?
Thanks.
1 answer
513 views
what is the major product of a reaction with 1-butene and Br2 in water?
2 answers
683 views
Create a program that determine the shipping cost for an order based on the following table:
From $0.00 $20.00 $50.00 $75.00 To
5 answers
1,702 views
Can you explain confidence intervals as it relates to the results of this obesity study?
Results. Of 3069 sampled students, 2681
2 answers
571 views
How can you add a program icon to the windows 7 taskbar so the program can quickly be launched at any time?
4 answers
310 views
The questions said List four major functions of an OS? The answer i put was
Function 1: Provide a user interface Function 2:
3 answers
498 views
The questions ask List four major functions of an OS.
My answer: Function 1: Provide a user interface Function 2: Manage files
1 answer
502 views
A tree is 15 ft tall. It casts a shadow 20 ft long. an 8 ft elephant approaches. how long will the elephant's shadow be?
1 answer
365 views
A reflex, like automatically removing your hand from a hot stove, involves pain message sent to the spinal cord by___neurons,
1 answer
684 views
The problem is a(a-c)=23. Solve for c if both a and c are positive numbers. Thanks
2 answers
569 views
how much money do I need to deposit today to end up with 13000.00 in 3 years with interest rate 6.5
1 answer
291 views
A farmer wants to fence off a rectangular field of area 15000 square feet using barbed wire fencing. SInce the opposite of the
3 answers
1,654 views
How many atoms of carbon are present in 12.9 g of a compound that is 36
.7% carbon, by weight? Answer in units of atoms.
1 answer
485 views
What is the % carbon by weight in 1.7 grams of potassium carbonate (K2CO3)? Answer in units of %.
2 answers
588 views
Stainless steel is an alloy of iron containing 5 percent nickel and 0.
175 percent chromium. How much chromium is present in a
3 answers
1,519 views
In ferns, the sporophyte produces(1 point)
A.)CONES,WHICH GROW INTO A GAMETOPHYTE B.)GAMETES, WHICH GROW INTO A GAMETOPHYTE
9 answers
3,150 views
Angiosperms & Gymnosperms both produce?
A.)Flowers B.)Cones C.)Spores D.)Seeds
22 answers
4,640 views
which pair of terms correctly completes the diagram with (a) before "spores" and (b) after "spores"
26 answers
2,648 views
the personality type theory that gives people codes based on their levels of four traits, including sensing-intuition or making
2 answers
766 views
The 3 Letter code that summaries your 3 strongest career types is called your?
A.)Holland-Code B.)Myers-Briggs Type C.)Teamwork
2 answers
605 views
Beryl Really Likes taking care of all the details needed to finish up a project. Her Belbin Team Role is?
A.)Computers/Finisher
2 answers
602 views
A hot-air balloon is rising upward with a constant speed of 2.65 m/s. When the balloon is 3.40 m above the ground, the
3 answers
517 views
What are the potential reasons for the height differences observed between children from poor families and children from
2 answers
7,396 views
1.)Studies conducted in england during the industrial revolution have shown that children born to poor families were, on
7 answers
2,639 views
1 3/4 cups for 8 serving if the recipe increase to 24 serving how many cups of milk are needed
1 answer
439 views
1 3/4 cups of milk for 8 serving if the recipe increase to 24 serving how many cups of milk are needed. I
6 answers
2,467 views
if the union member is able to invest their $12,000 is a fund that pays 1.8% compounded continuously, in how many years will the
1 answer
303 views
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