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Matrix: What does "Let B be an element of Mn(f)" mean?
n is a subscript of M
1 AnswerMathematics8 years agoCalc Problem - find dy/dt when y^2 = x^2 + 1?
Y^2 = x^2 + 1
dx/dt = 500
find dy/dt when x = 2
4 AnswersMathematics10 years agoPhysics - static equilibrium?
A shelf in hinged to a wall. The shelf is 1 meter in length and has a mass of 5 kg. A book with mass 2 kg is placed 0.4m from the wall. The shelf is supported on the end away from the wall by a chain. What is the force the chain must support (in Newtons).
2 AnswersPhysics10 years agoSimplify: arcsin (sin x), pi/2 <= x <=pi?
1 AnswerHomework Help10 years agoSimplify: arcsin (sin x), pi/2 <= x <=pi?
1 AnswerMathematics10 years agoMath - Simplify: arctan (1/3) + arctan (1/2)?
Is there any formula for adding arctans? Please give answer in radians
2 AnswersHomework Help10 years agoPhysics - Static Equilibrium?
A diving board is 3.5m long and has a mass of 14kg. It is supported on one end and at the middle. A diver with a mass of 85kg walks to the other end. What are forces exerted by the two supports on the board.
1 AnswerPhysics1 decade agoProbability Question?
There are five addressed envelopes and 5 paychecks. If I randomly put the checks in the envelopes then
a) What is the probability that exactly one paycheck and envelope match
b) What is the probability that no paychecks and envelopes match
1 AnswerMathematics1 decade agoPhysics Electrostatics?
A .50kg cart with a metal sphere, charged q = +2.0 x 10E-5 starts at rest 1m to the right of a fixed sphere with positive charge +3 x 10E-4. The cart is 9m to the left of a sphere with charge -3 x 10E-4. The cart is released. How fast is the cart moving when it is 1m from the negatively charged sphere on its right.
1 AnswerPhysics1 decade agoPhysics Help - Momentum?
A boxer, with a 5kg fist, punches a heavy bag (mass 25kg) with velocity 25m/s. If the punch contacts the bag for 0.3s, calculate the acceleration of the heavy bag.
1 AnswerPhysics1 decade agoInternet Explorer 8 won't download?
I get the error message:
ie8-setup-full[1].exe is not a valid Win32 application.
I have Windows XP on my system. Any ideas?
4 AnswersOther - Internet1 decade agoPhysics - Static Equilibrium?
A 155g stick is supported at the 43cm mark and has a 19g mass on the 92cm mark. Where would a 48g mass need to be located in order to balance the meter stick? (cm).
1 AnswerHomework Help1 decade agoSearch Engine is messed up. Coupon Mountain?
Whenever I do a search it looks like I'm getting proper results, but what I am actually getting is a bunch of sites that are selling things. I totally can't use internet search. The big culprit seems to be couponmountain.com. How do I get rid of this.
3 AnswersSecurity1 decade agoDoes anyone know of anything about the Gallup Poll organization not polling people in Alaska or Hawaii?
Is this true? If so, is there a reason for it?
1 AnswerElections1 decade agoI need a good recipe for baking rye bread?
I will be making the dough in my bread machine and then baking the bread in my oven.
thanks.
1 AnswerCooking & Recipes1 decade agoGordon mad at Dale Jr.?
I thought I saw something on TV about Jeff Gordon being mad at Dale Jr. Does anyone know anything about this? Sorry if I'm off base, but again I thought I saw something on ESPN.
21 AnswersNASCAR1 decade agoIf I buy a new Tivo Series 2 to replace my old series 2...?
do i need to buy service again? When I bought my original Tivo I signed up for lifetime service.
2 AnswersTiVO & DVRs1 decade agoCraps - Which is a better bet, $5 horn high yo or $5 whirl bet?
I've been betting the horn high yo for years and only recently switched over to the whirl. Can't figure out which one makes you more money. Please help.
PS - this is really important since I'm going to the casino tomorrow and I really need to win since I'm running low on money.
7 AnswersGambling1 decade agoRye Bread Recipe for Bread Machine?
We're having great success making French Bread dough in our bread machine and then baking it in the oven. I want to do the same with a Rye Bread (dough in machine and bake in oven) but I can't find a recipe. Any help would be appreciated.
2 AnswersCooking & Recipes1 decade ago