help solve equation?
help solve equation?
9x^4-28x^2+3=0
1. use the analytic method to solve the equation, (2x+5)^1/2-3=(x-2)^1/2 2. In a manufacturing operated, the cost, c is related to the manufacturing time, t by the equation...
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I need the equation and solution to this problem.
I want the correct answer so I can check my problem to see if I did it correct ??
in 1993 funding or a program increased by 0.52 million dollars from the funding in 1992. In 1994, the increase was 0.17 billion dollars over the funding in 1993. For those three years the funding...
1. use division to express the fraction in the form + remainder/divisor y^2-y-37/y-6 2.Simplify 8/y+3+3/y-2\7/y-2-4/y+3 3. find the equation of the...
if they have exactly 3Z members in common how many elements are the union set of c and d disregarding elements that are in the intersection of c and d. A)a+b b)2a+3b c)2...
Grinnell Glacier National Park in the US covered about 142 acres in 2007 and was shrinking at a rate of about 4.4% per year. (a) Write a formula for the size, S, of the Grinnell Glacier,...
A tour group split into two groups when waiting in line for food at a fast food counter. The first group bought 8 slices of pizza and 4 soft drinks for $36.12. The second group bought 6 slices of...
You fill up your vehicle with gas that is $3.70/gal. Define Variables: x= ___________ ...
For each planet in a solar? system, its year is the time it takes the planet to revolve around the center star. The formula E = 0.2 x 3/2 models the number of Earth days in a? planet's year,...
can be approximated by the model P=0.1220t^2 + 1.529t + 18.72, 7 <= t <=14, where t represents the year, with t=7 corresponding to 1997. a) determine algebraically when the average...
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Which of the following is the solution to the equation 25(z + 4) = 125 ? Select one: A. z = 5.5 B. z = 3.5 C. z = -2.5 D. z = -0.5
Terry invests her inheritance of $350,000, part at 7% per annum and the remainder at 10% per annum. After one year, the total interest was $32,600. How much was invested at each rate? For...
Write a quadratic equation having the given solutions. 4, -8
Riders on a rollercoaster go an average speed of 61 feet per second for 3118 feet. They reach a maximum speed of 187 feet per second. If x represents the total time that the rollercoaster is in motion...