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November 1, 2014

Posts by mathfailure


Total # Posts: 16

15-75-90 triangle??
ok ty alot
November 20, 2012

15-75-90 triangle??
what is the formula for these triangles ?
November 20, 2012

Algebra 2 help :)
1. true it is not a real number 2 that is true, when graphing a function or a parabola, the minimum value is the smallest y value 3 i^2 = -1, thus it is false 4 complex numbers CANNOT be graphed on the coordinate plane (where would we put it?!) so false
November 20, 2012

financial management
compound or simple interest?
November 20, 2012

geometry
thanks alot man!
November 20, 2012

geometry
The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. The front two wheels are six feet apart. What is the number of feet in the path traced by the inside front wheel in one trip around the circle? Express your answer in the ...
November 20, 2012

Algebra 2 help!!!
for number one we see that this could be of the form (x+7)^2 so we expand to get x^2+14x+49 so we need to add 49 for number 2 we can just use the easy way (factoring) although you can use the quad formula. (x-1)(x-6) to get x=1,6 we multiply coefficients pretending i is a ...
November 20, 2012

Algebra 2 help
for number one just divide by 2 first: x^2+8x+12. Then factor to get (x+2)(x+6) for number 2 it is difference of squares so we get (x+6)(x-6) for number three we factor: (x-5)(x-4) so x=4,5
November 20, 2012

math
20-14.50= ....?
November 20, 2012

probability
what if this is a game, and we play like 4 rounds? Would it be 2/9 ^4?
November 20, 2012

probability
so is it 1/27?
November 20, 2012

probability
Im not good at probability. If there are 3 choices, and 3 people can choose any of them, what are the odds of the 3 people choosing all different choices?
November 20, 2012

probability question - help!
Two people agree to meet at a coffee shop. They each independently pick a random moment in time between 8 a.m. and 9 a.m. and show up exactly at their selected time. But they are very impatient, and only stay for 10 minutes after when they arrive. What is the probability that ...
November 20, 2012

math very hard
thanks alot steve!
November 20, 2012

math very hard
A card is randomly drawn from a standard deck. An ace of hearts wins the grand prize; any other ace or heart wins a small prize. What is the probability of winning a small prize? Express your answer as a common fraction.
November 20, 2012

maths project
huh?
November 20, 2012

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