06/10/14

graphing f(x)= -4x^2
Please help me graph  f(x)= -4x2      I don't know where to begin.....thank you
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06/10/14

A certain aircraft can fly 1024 miles with the wind in 4 hours and travel the same distance against the wind in 8 hours. What is the speed of the wind?
Need help with algebra word problems.
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06/09/14

in doing subtraction in polynomials how woud you write the subtraction of -7x^2+(3x)+(9) from 5x^2+6x+4
now in subtraction of polynomials how would you write the problem -7x^2+(3x)+(9) from 5x^2+6x+4.I know you change the signs, but it is not working so i am asking how would you write this problem
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06/09/14

helpppppppppppppp
(x-4)2 (x-9)I have to put this polynomial in standard form :) Help please
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06/09/14

Hellpppppp Please
(x-4)2 (x-9)   I have to put this polynomial in standard form :) Help please
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06/09/14

Select the approximate values of x that are solutions to f(x)=0, where f(x)=-2x^2+9x+9
Select the approximate values of x that are solutions to f(x)=0, where f(x)=-2x2+9x+9   A. {0.22, 1.00} B. {-2, 9} C. {-4.50, -4.50} D. {-0.84, 5.34}
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06/09/14

How many months will it take for Sam's account balance to reach $3250?
Sam deposits $2500 in an account that earns 12% simple annual interest.  (Use the simple interest formula I=prt, where I = interest, p = principal or amount borrowed, r = rate, t = time (in years).)
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06/09/14

solve for x
Solve for x in the equation x^2-13x+42=0   A) {6, 7}   B) {-6, 7}   C) {6, -7}   D) {-6, -7}
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06/09/14

Mary deposits $15,000 into a savings account that pays 3.75% interest compounded daily. What will the balance be after five years?
The process of calculating compound and simple interest on an investment which might be appreciating or depreciating in value. The step by step explanation will helpful. Thanks for your previous... more
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06/08/14

A combination lock has the numbers 1 to 40 on each of three
 A combination lock has the numbers 1 to 40 on each of threeconsecutive tumblers. What is the probability of opening the lock inten tries?
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06/08/14

Write an equation for A, the difference in their altitudes.
Starting at time t=0, the altitude of one helicopter is given by A1=600+150t, and the second helicopter is given by A2=1250+50t.  Write an equation modeling A, the difference in their altitudes.
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06/08/14

Financing Word Problem - HELP!
If $350 grows to $500 in 3 years, what is the annual interest rate assuming that interest in compounded annually?
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06/08/14

what is median
and how do u find it ????
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06/08/14

Helppppp Please ( solving system of equations)
3x+4y=9 4x-37=-13
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06/08/14

Algebra Review Help
YOU HAVE 26 CDs and plan to buy 2 more each month. Write a rule for the number of Cds as a function of the number of months from now. Identify the independent and dependent variables, the domain,... more
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06/07/14

solving equation
35x^-2 + 2x^-1 +1=0
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06/07/14

how do u solve 24m + 24m=96
24m+24m=96
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06/07/14

help with radon
  radon is a naturally occurring radioactive gas.  it is one of the products produced as uranium decays.  radon has half-life of approximately 4 days.  if you have a sample of radon with a mass of... more
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06/07/14

find f(-3) given F(x)=3x^2+x-7
Hello. I NEED HELP WITH THIS EQUATION MY OWN TUTOR GAVE ME TO SOLVE. ASAP :)
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06/06/14

40 students and 12 teachers driving to a competition.each car holds 5 people. What’s the least number of cars needed to transport everyone to the competition?
this is an inequality question and I get confused with the symbols
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06/06/14

if three times the smaller of two consecutive integers is added to four times the larger, the result is 60.Find the smaller integer.
I need help setting up te problem A) 7 B)9 C)8d)24  
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06/05/14

Algebra word problem
Cell phone company A charges .25 a minute. Cell phone company B charges a $20 monthly fee and .05 a minute. At what number of minutes, will it cost the same at both companies?
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06/05/14

Find the change in y and the differential
Let y= 4√x. Find the change in y, when x=2 and the change in x is equal to 0.4= Find the differential dy when x=2 and dx=0.4  
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06/05/14

Convert 210° from degrees to radians. Use the value of p found on a calculator and round answers to four decimal places, as needed.
help me please and show work please so i can understand please 
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06/05/14

please math help
you are paid 10.65/hr. your deductions are FICA (7.65%) federal tax withholding (9.9%) and state tax withholding are 493.68/month. how many hours per month must you work to be sure those expenses... more
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