01/27/14

i have no idea about this?????????????
If n=4k+3 does 8 divide n^2-1?
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01/27/14

divisable by 4????????????/
Is 6m(2m+10) divisible by 4?
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01/27/14

portfolios
A portfolio consists of assets with the following expected returns:                                                       expected return                 weight in portfolio                     ... more
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01/27/14

Input the equation of the given line in Standard form.
The line including (3, 1)and (-2, 3).
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01/27/14

What is 12 19 equal to?
I want to know what 12 19 is equivalent to.
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01/27/14

If a = -12/5, then 5x + 2y = 6 and 3x - ay = 4 are parallel.
True or False?
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01/27/14

Solve for y, y+3x=8x-7
You have to solve for y, but the problem is I don't get how to solve for it if we don't have x.  Will y equal to something that has x included for the answer.
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01/27/14

find the x intercept and solve the equation?
a)graph the following and find the x- intercept. b)set y=0 and solve for the resulting equation.      y=10(3/(x+4)-6/x   I really dont understand this question.I think that the xintercept is... more
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01/27/14

if person a can build a shed in 4 hours and a and b can build a shed in 3 hours, how long will it take person b to build a shed by themselves
If person A can build a shed in 4 hours and A and B can build a shed in 3 hours, how long will it take person B to build a shed by themselves?
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01/26/14

percent savings problem
Your tires needs new tires, and the dealer will install them for $785. Since you booked in advance, they took 10% off at the time of booking. You then found a coupon in the paper that will take 5%... more
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01/26/14

2x-7y=21 -x-2y=6 solve by substitution
please help not sure how to set up. thank you
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01/26/14

find all the real zeros of the polynomial
P(x)=x3-2x2-9x+4 its real zeros are x1= x2= x3= with x1≤x2≤x3 If the polynomial has only two real zeros, input them at x1 and x2 ; if the polynomial has only one real zero, input it at x1
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01/26/14

find a degree 3 polynomial having zeros
 Find a degree 3 polynomial having zeros -3, 3 and 6 and the coefficient of X3 equal 1. The polynomial is?  
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01/26/14

Find the savings plan balance after 15 months with an APR of 11% and monthly payments of $250
Find the savings plan balance after 15 months with an APR of 11% and monthly payments of $250.
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01/26/14

Express the following in simplest radical form
(4^(1/2)) (x^(1/6)) (y^(2/3)) 
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01/25/14

what are the properties of isosceles and equilateral triangle
i need it beacause i need to pass the class  
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01/25/14

Mode, Median, Range
Given the date set D = (2,2,3,3,4,4,4,5,5,6,6)   1.  Since 2+2+3+3+4+4+4+5+5+6+6/11 = 44/11 = 4 .  Is 4 the mean of D?   2  Since 4 occurs the most often, is this mode?   3.  Since 4 is the... more
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01/24/14

If m and n are prime numbers such that the sum of m and n is greater than 20 and the product of m and n is less than 50, what is a possible value of mn?
I have no idea how to start. sorry
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01/24/14

About how many times larger is the diameter of the Milky Way Galaxy than the diameter of Saturn’s rings? (Data: Saturn’s rings are about 270,000 km in diameter;
About how many times larger is the diameter of the Milky Way Galaxy than the diameter of Saturn’s rings? (Data: Saturn’s rings are about 270,000 km in diameter; the Milky Way is 100,000 light-years... more
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01/24/14

The formula y=mx+b
Consider the line 6x+8y=-7   Find the equation of the line that is perpendicular to this line and passes through the point (-5,6)Find the equation of the line that is parallel to this line and... more
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01/24/14

help simplify expressions ans solve equations 1/x-2
 Please help simplify and solve       1. ___1          +    2x       =     __x___       x - 2             (x-2)(x-8)       2(x-8)           2.  (m^2 + 2m + 1/m^3 + 3m^2 + 3m + 1)  ... more
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01/24/14

Help in simplifing expressions and solving equations
Simplify the expressions and solve the equations:     1.  v^2 + v - 12/v^2 + 6v + 8 ÷  2v - 6/v + 2             v^2 + v - 12       ÷      2v -... more
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01/24/14

how do i multiply horizontally 84x8
how do i do this
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01/24/14

dy/dx=x^2(y-1)
dy/dx=x^2(y-1)   how to do this? Find the solution to the following differential equation of f(0)=3
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01/24/14

function/ graphing
Discuss/Explain how the graph F(x) = -2f(x+1) -3 can be obtained from the graph f(x). If (0,5), (6,7), and (-9,-4) are on the graph of f. where do they end up on the graph of F? 
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