03/24/13

A certain region is losing about 15 million acres of rain forest each year

(a) Find a linear function f that calculates the change in acres of rain forest in millions in x years. Type an expression using x as the variable f(x)= (b) Find f(8) and interpret the result (... more

03/24/13

When was the last Anthrax outbreak?

I just curious about the topic.

03/24/13

how do you solve tan2x=0.5 for x?

Please, help me to solve for x. Show steps.  Thank you! 

quadratic word problem

  Year: 1980        1985       1990       1995                                         1           18.8          22.6         26.0        29.0                                 The table lists the... more

03/24/13

distance traveled

the table lists the distance traveled by a falling object where  t  is elapsed time in seconds and d  is distance in meters.   t:  0      1      2        3         4        5                      ... more

quadratic regression

the following points form a quadratic relationship:  (1, 5.0) (2, 4.4)  (3, 4.3)  (4, 4.2)  (5, 4.6)  (6, 4.8)  (7, 5.4)  (8, 6.2).  The x coordinates are years a company has been in operation and... more

find quadratic

find the quadratic function that best fits this data   x  -10.2,  1.4,  7        y  100,  5,  56

03/24/13

Find the slope-intercept form for the line satisfying the the following conditions.

x-intercept 2, y-intercept 3/5

03/24/13

A barrel contains 164 gallons of paint and is being drained at a constant rate of 13 gallons per minute.

Write an equation that models the number of gallons, g, after t minutes

03/24/13

The costs of driving a car includes voth fixed costs and mileage costs.

Assume that it costs $166.50 per month for insurance and car payments and $0.23 per mile for gasoline, oil, and routine maintenance. (a) Find values for m and b so that y=mx+b models the monthly... more

Use the Divergence Theorem to compute the surface integral?

Use the Divergence Theorem to compute the surface integral where Q is bounded by x+y+2z=2 (first octant) and the coordi-nate planes, F=<2x-y^2, 4xz-2y, xy^3>. (Answer: 0) The divergence for... more

How do you find the equation to an integral when the equation is not given but the answer to the integral is?

int; integral sign Find int (bottom: -3 top: -5.5) (8*f(x)-9)dx when int (bottom:-5.5 top:-3) f(x)dx = -2 Also; let int (bottom: -8 top: -0.5) f(x)dx =8 int (bottom: -8 top: -5.5) f(x)dx =... more

03/23/13

function value

f(x)= 1/x-12  find f(-7)

03/23/13

solve the function

(fx)=3√x+1    find f(-9)

03/23/13

|x|=x^2+7x

solve the equation please

03/23/13

solve absolute value

|x+6|=x^2+6x solve the equation

03/23/13

function value

for g(x)=-√(x+1)^2   find g(-7)

9x(x-3)+(x+5)(x-3)

factor (functions and applications)

03/23/13

x^2-6x+13=0

find or approximate solutions to the equation.  round to three decimal places if necessary.

03/23/13

4n^2=-12n-6

find or approximate solutions to the eqiation...round to three decimal places

03/23/13

find profit

john owns a hot dog stand.  his profit in dollars is given by the equation P(x)=P=-x^2+14x+54, where x is the number of hot dogs sold. what is the most he can earn?

03/23/13

for f(x)=-|x+2|, find f(-8)

find the function value

03/23/13

5x^2+7x+3=0

find the exact solutions to the quadratic equation in the complex numbers 

80 lettertiles 10 of the tiles are e's 2 are g's ratio of e's to g;s

want to learn about   ratios    oiut

5m^2+12m+6=0 complete the square

complete the square

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