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Math question.......

With the information below, i have to make two equations so i can solve them to find out the awnser using substitution or elimination. How do i solve this? When Judy worked 8 hours and Ben worked 10

How do you divide this logarithmic equation in a TI-83 calculator

Im supposed to divide this logarithmic equation on a calculator to get an approximate number: ln 5 / 3 ln 5 + ln 6 My text tells me the answer to this (when calculated and rounded to 3 decimal place

Find the measures of two supplementary angles if one angle is 6 degrees less than twice the other

180= x+ 2x-6 186=3x 62=x so one angle is 62 degrees the other is: 2(62) - 6 = 118 degrees-Supplementary angles equal 180 degrees when put together, so if one angle was 87 degrees and the other 93

Find the average height of the paraboloid z=x^2+y^2 above the annular region 4≤x^2+y^2≤16 in the xy plane

The average height of the paraboloid is ?-The annulus has area π * 4^2 - π * 2^2 = 12π. So, the average value (height) equals (1/(12π)) * ∫∫ (x^2 + y^2) dA = (1/(12π)) * ∫(t = 0 to 2π) ∫(r = 2 to 4)

A spinner is spun 8 times. What is the probability of landing on a 3 more than 5 times, if...

A spinner is spun 8 times. What is the probability of landing on a 3 more than 5 times, if the probability of success is 0.2? I used this expression to solve for it, but I keep getting the wrong answ

What does "quick" mean in the P=NP Millennium Prize Problem

Is there a certain time frame for which the computer must complete the verification and solving? Im wondering if it is possible to extend the time (or increase the complexity) of verifying a problem,

Calculus please please help me :)

1) Find the position function s(t) given acceleration a(t)=3t if V(2)=0 and s(2)=1 2) If F(x)= -4sin2x, f(0)=0 and f(0)=2, find the value of f(pi/4)-1) V(t) = integral a(t) dt V(t) = integral 3t dt V

IIf Z is the set of integers and N is the set of natural numbers , shouldn't it be true that Z\N...

...= {…, -3, -2,-1}-If by Z\N you mean those elements in Z that are not in N, then no, your set is wrong. The number 0 is not contained in N, so Z\N = {..., -3, -2, -1, 0}.

Simple Problem Solving...Help

Question: The jobless rate in a small town in Nevada increased from 8.7% in 2007 to 12.3% in 2009. Predict the jobless rate in 2010. 12.3% - 8.7& = 3.6% 12.3% + 1.8% = 14.1% My answer: 14.1% Is tha

I keep seeing the number 36 everywhere!!!

For about the past year I have been seeing the number 36 all day, every day. If its about to be X:36, Im looking at a clock. Even if I was nowhere near a clock. The power goes out, next time I see the

Math problem? Algebra 1

Connie and Ron walked to the dock at 3 miles per hour, jumped into the boat, and motored to Dillion at 11 miles per hour.If the total distance as 33 miles and the trip took 5 hours in all, how far did

What is the measure of one exterior angle of a regular hexagon?

And how do you get the answer? ??-180(n-2)= sum of interior angles in whatever shape (put n as the number of sides of the shape) n=6 since there are 6 sides for a regular hexagon 180(n-2)=180(6-2)=18

Integration by parts anyone

I am having a little trouble solving a couple of integration by parts problems, mostly because Im not sure which to use for u and which for dv, any help will be much appreciated. Integral of (ln^2 x

How do you prove you have no life mathematically

i really dont understand how this is possible, i think its impossible but i wana know for sure you know. my own answer was: 2+2=no life, but it just didnt seem right...so please help me out yahoo frie

Let Θ = 150 degrees. Find the exact values of secΘ, tanΘ, and sinΘ

Anyone know how to do this? care to explain please? Thanks!-Reference Angle is 30°, Quadrant is 2 => sine positive, cosine negative SinΘ = sin30° = 1/2 TanΘ = -tan30° = -√3/3 SecΘ = -sec30° = -1/cos
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