Tuesday
May 21, 2013

# Posts by Rocky

Total # Posts: 70

intermediate algebra
Rowing. Abby rows 10km. upstream and 10km. back in a total time of three hours. The speed of the river is 5km./h. Find Abby's speed in still water.

intermediate algebra
Express in terms of i. 2 divided by sqrt.,-36

intermediate algebra
Given the quadraticf(x)=x^2-14x+49, find a value of x such thatf(x)=36

intermediate algebra
Express in terms of i. 2sq.rt.divided by-36

intermediate algebra
use polynomial long division to divide 25x^3+40x^2+25x+10 by -5x^2-3x-2

intermediate algebra
Subtract. (5x^6+9x^4-2x^3-3)-(8x^6-8x^5+x^4-4)

Using polynomial long division to divide. 25x^3+40x^2-25x+10 by -5x^2-3x-2

intermediate algebra
use thr discriminant to determine wheather the following equations have solutions that are two different rational solutions;two different irrational solutions; or two imaginary solutions.8x^2+7x+3=0

intermediate algebra
I understand where I should what from where plz help me out. It would really be appreciaeted.

intermediate algebra
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions,state this. 3x+7y=77 -2x+7y=42

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