Wednesday
June 19, 2013

# Posts by Melanie

Total # Posts: 194

geometry
How do you find the perimeter of a second polygon given just the scale factor of both polygons and the perimeter of the larger polygon? The problem is Two similar polygons have a scale factor of 3:5. The perimeter of the large polygon is 120 feet. Find the perimeter of the sma...

math
Cheryl is training for a long bicycle ride. Jim will drive Cheryl back and her bicycle 60 miles from town, drop them off, and then drive back to town. Cheryl then will ride her bicycle back to town. On the way back to town, Jim will travel at 50 miles per hour and Cheryl will ...

math
daniel collects \$87.00 by selling paperback books for \$0.50 each and hardcover for \$4.00 each. let p be the number of paperback books he sells and h be the number of hardcover books he sells write an equation to represent this situation.

math
58 - 16= 42 42/6 = 7

math
jamie is saving money to buy a cd player that will cost \$58, including tax. she has already saved \$16. she can earn \$6 per hour doing yard work. how many hours will jamie need to work to earn enough money to buy the cd player?

#14 is B WTO #16 is A Perfect Competition

math
let fbe a function that is even and continuous on the closed interval [0,3]. the function f and itsderivatives have the properties indicated in the table below. sketch the graph. x 0 0<x<1 1 1<x<2 2 2<x<3 f(x) 1 (+) 0 (-) -1 (-) f’(x) DNE (-) 0 (-) DNE (...

math
(x^3+7x+12)/(x-4) find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing interval decreasing interval concave up interval concave down interval

math
f(x)=x/(x^2+x-2) find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing interval decreasing interval concave up interval concave down interval

math
f(x)=x^3+6x^2+9x find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing interval decreasing interval concave up interval concave down interval

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