Kevin C.

Suppose that an initial population of 10,000 bacteria grows exponentially at a rate of 2% per hour and that y=y(t) is the number of bacteria present t hours later. a) Find an initial-value problem... more

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Alegebra Homework

05/19/14

How do you factor 6x2-19x+10

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Discrete Mathematics

05/18/14

.: Let R={3,4,5,6,7,8,9} ,S={1,3,5} and T={ 2,4,6,8} a) R n S b) R – T c) S ? T

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De Moivre's Theorem De Moivre's

05/17/14

Find the indicated power using De Moivre's Theorem. (Express your fully simplified answer in the form a + bi. ) (1 - i )2

Find the indicated power using De Moivre's Theorem. (Express your fully simplified answer in the form a + bi. ) (1 − i )2 I need a lot of help on this because its not working for me

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Full Answer

05/14/14

write focus (-6,0), directrix x=6 in standard form

i really need help this is hard

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Algebra 1

05/08/14

solve by elimination 2x+8y=6, -5x-20y=-15

Answer I get is (0,0). Does seem right.

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Algebra

05/04/14

please solve

2log4(2x-3)=4

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Integral Calculus

05/03/14

what is the result of the integral of the following, the letter is q

∫ -2 dq (cos-1q)√(1-q2) here the question is cos inverse of q and square root of one minus q squared, not 2qand the numerator is -2q dq.

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Algebra

04/30/14

How many years will it take for the investment to be doubled?

A person invest $4000 in an account at 10% interest compounded annually. When will the value of the investment be double? Explain why it will take less than 10 yrs, even though the rate is 10%?

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Geometry

04/28/14

Suppose one leg of a right triangle has length 6 and the hypotenuse has length 24.

Suppose one leg of a right triangle has length 6 and the hypotenuse has length 24. The length of the other leg is

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Rational Zeros

04/28/14

F(x)=x^3-3x+28

How to solve using listing rational zeros by steps. Having trouble with these?

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Geometry Parallelograms Angle Measure

04/28/14

Parallelogram angles?

Do the angles of a parallelogram have a certain measure or do they just have different measures in each problem?

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Precalculus

04/22/14

The circular arc of a railroad curve has a chord of length 2500 feet corresponding to a central angle of 35". Find the radius r of the arc. Round o the nearest

The circular arc of a railroad curve has a chord of length 2500 feet corresponding to a central angle of 35".Find the radius r of the arc. Round o the nearest whole number.

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