quadratic equations
can you solve the equation using the quadratic formula x2 + 3x = 7? Explain and provide an exact answer.
algebra
Thanks
algebra
a two part canoe trip,the first part of the trip the canoist traveled 58 miles.Second part of the trip he traveled 18 miles at 5mph slower.the total time for trip was 4 hours.What was the speed of both parts of the trip?
algebra
Thank you!
algebra
solve by completing the square x^2-10x=10
calculus
find the slope of the tangent line at the point P(1,1) on the graph of e^x-y=2x^2-y^2
calculus
An airplane flying west at 300 miles per hour goes over the control tower at noon, and a second airplane at the same altitude, flying north at 400 miles per hour, goes over the tower an hour later. How fast is the distance between the airplanes changing at 2:00 P.M.?
Algebra
REMOVING FACTOR OF 1: 4Z-24/6-Z
Algebra
The cost, in millions, to remove x% of pollution in a pond is modeled by the equation: C=6350/(425-3x) . What is the cost to remove 75% of the pollution? Hint: Plug in and calculate, do not convert to a decimal. Can someone tell me how figure this out step by step recheck my a...
Algebra
1.50 per animal. 2200.00 for set-up and 1,50 per animal ??? are you sure your right???
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