11/10/14

Which of the following are solutions for this nonlinear system of equations check all that apply
X^2-2x-35=y x=y-5 a)(0,-5) b)(8,13) c)(-35,0) d)(-8,-35) e)(0,-35) f)(-5,0)
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11/10/14

You are given a graph and asked to write the equation of the quadratic function.
The graph shows a vertex = (-1,-8) and the zeros at -3 and 1. The directions say to find the sum of the roots, and the product of the roots. Then insert the answers into the general formula of... more
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11/09/14

According to data from the U.S Department of Agriculture , of the 63 billion pounds of vegetables produced
According to data from the U.S Department of Agriculture , of the 63 billion pounds of vegetables produced in the United State in one year , 16 billion pounds were wasted . What percent of the... more
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11/09/14

The base monthly payment for a car lease is $324.76 per month
The base monthly payment for a car lease is $324.76 per month . If a sales tax of 7.25% is added to base monthly payment , what is the total monthly lease payment ? round to the nearest cent 
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11/09/14

A rectangle has a length that is 2 less than 3 times the width. If the area of this rectangle is 16, find the dimensions and the perimeter.
Has to show work.
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11/09/14

My father is currently 13 times as old as my daughter. Next year, my father will be 11 times as old as my daughter. How many years old is my father now?
My father is currently 13 times as old as my daughter. Next year, my father will be 11 times as old as my daughter. How many years old is my father now?
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11/09/14

Probability Question 7
an experiment consists of dealing 5 cards from a standard 52 card deck what is the probability of being dealt a 10 jack queen king ace all in the same suit? round to 7 decimal places
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11/09/14

x coordinate of vertex
f(x)=-5x^2+9x+6
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11/09/14

Lines, Parabola, and Systems
Find two numbers whose sum is 78 and whose product is a maximum
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11/08/14

among all rectangles that have a perimeter of 192, find the dimensions of the one whose area largest. write your answers as fractions reduced to lowest terms
i dont understand how to do this problem  
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11/08/14

Maria bought seven boxes. A week later half of all her boxes were destroyed in a fire. There are now only 22 boxes left. With how many did she start
I need help with this
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11/08/14

WORD PROBLEM
IF THERE WERE ABOUT 200 REGISTERED CARS FOR EVERY 1.000 PEOPLE, WHAT WOULD BE A GOOD ESTIMATE FOR THE NUMBER OF REGISTERED CARS IF THE POPULATION IS 13,274,782?
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11/08/14

My question is in the description. It wouldnt fit in the question box...
Ariel is hosting a party. 12 people are coming. Each person needs atleast 3 pieces of dinnerware. Atleast how many pieces of dinnerware does ariel need so each person has atleast 3 pieces of... more
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11/08/14

solve an inequality
Fine all numbers such that the number added to itself is less than that number subtracted from 6    n + n < 6 - n
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11/08/14

I need help with a few problems
a freight train traveling with a velocity of 18.0 m/s to the south begins braking as it approaces the train yard.  The train's acceleration whole braking is -0.332.  What is the train's speed after... more
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11/08/14

I am trying to figure out the way to work this 2x(6+3)=
I am trying to figure out how to rewrite the equation using distributive property for my sons homework, need some assistance  
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11/08/14

How many kilowatt-hours of energy would an earthquake have to release in order to be an 8.5 on the Richter scale?
The Richter scale is used for magnitude of an earthquake.  The Richter magnitude is given by R=0.67log(0.37E)+1.46 where E is he energy in kilowatt hours released by the earthquake.  How many... more
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11/08/14

Expanding Square Roots
Expand (√5 + 2√3)(√5 -2√3). Express your answer as simply as possible.   Please explain how to answer this question. Thanks :)
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11/08/14

Rationalising Denominators
Rationalise the denominator of 21/√7 and simplify the answer.   Please explain a) what this question means and b) how to answer it. Thanks :)
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11/08/14

Solving Algebraic Fractions
Solve 3/x + 3/2x = 2   Please explain how to answer this question. Thank you :)
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11/08/14

After how many years will half of the original amount of the radioactive element be present?
The amount of radioactive element (in grams) that remains after t years is given by the equation: A(t)= 12e^-0.0231t (a) How many grams of the radioactive element were originally present at time... more
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11/07/14

write and solve inequality
Prices starting of the bike at $120   you save $15 per week to purchase one of the bikes shown   a. Write and solve an inequality to find the numbers of weeks you need to save to purchase a... more
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11/07/14

Writing the sentence as an inequality
1. A number z minus 6 is greater than or equal to 11   2.Twelve is no more than the sum of -1.5 times a number w and 4.
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11/07/14

What percent does each investment category represent? transportation $5.2 billion, chemicals $3.4 billion, finicaials $8.1 billion, and manufacturing $15.6 bill
What percent does each investment category represent? transportation $5.2 billion, chemicals $3.4 billion, finicaials $8.1 billion, and manufacturing $15.6 billion
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11/07/14

i am hosting a reception for 210 people that cost $9,030, how much does each guest cost?
i am hosting a reception for 210 people that cost $9,030, how much does each guest cost?
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