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The projectile is thrown upward so that its distance above ground after t seconds is h= -10t^2 + 420t. After how many seconds it reaches its maximum height?
The rectangular plot of land is to be enclosed utilizing two types of fencing. Two opposite sides will have heavy duty fencing costing $3/ft. Determine the formula for area A of rectangular plot in t
The ball is thrown upward with the initial velocity of 25 meters/second from the cliff that's 200 meters high. Height of ball is provided by quadratic equation.
The formula P=0.62x2-0.042x+2 models approximate population P, in thousands for the species of fish in the local pond, x years after 1997. During what year will population reach 63,580 fish?
The model N=10(4=3t) explains number of deer (N) in the park t years after 40 deer 1.25 are introduced into region. Approximately how long will it take deer population to reach 224?
Cyclist rate was four times faster than walking rate. If time spent on cycling and walking was 5 hours at what rate was cyclist riding?
The rectangle floor of a closet is divided into two right triangles by drawing the diagnol. Length of closet is 2 feet more than twice the width. Diagnol is 13 feet. Find closet's length and width.
h= -4.9t2 + 42t +110 where h is in meters and t is time in seconds as ball was thrown. Determine time when ball will be 20 meters from ground.
Formula y = -16x2 + 48x + 64 models ball's height above ground, y, in feet, x seconds after it was thrown. At what time ball stikes ground?
Manager evaluates that company will lose 15 passengers for every increase of $1 in fare. Determine fare which yields greatest income.
Write an expression which appears under radical symbol in quadratic formula. What this quantity is known as? What can it be used to find out?
Its height, h, above water t seconds after being thrown is provided by equation h = -16t²- 80t + 200. Find to nearest 10th of the second, how long it will take ring to hit water.
Determine pelidisi (to nearest whole number) of the person whose weight is given as 51.145 g and whose sitting height is given 69.5 cm. is this individual undernourished or overfed?
Determine all zeros and asymptotes of g(x). Draw the graph of y = g(x), showing long-run and short-run behavior of function.
The manufacturing company makes 3 types of computer games which are shipped to 2 warehouses. Determine BA and express what every entry of product represents.
At 5:00 am there are 400 bacteria in the dish. At noon there are 1400 bacteria in dish. At this rate how many bacteria must one expect to determine in the dish at midnight?
The bicycle has the front wheel with the diameter of 24cm and the backwheel with the diameter of 60cm. Through what angle in radians front wheel turn if back wheel turns through 12rad?
The force of 623 lbs. is needed to pull the boat up the ramping clined at 22.0 degrees with horizontal. How much does the boat weigh?
Determine value for x when y=4. Compute value fory when x=1/2. Compute equation for quadratic relationship which has vertex(-4,6) and has point(5,-8).
Consider L be line given by x+2y=1. Determine quadratic equation in x that provides distance from the point (x,y) on line L and origin (0,0). This must involve minimizing quadratic equations.
Height of the point on Ferris wheel as a function of time is provided by h(t)=59+27sin(25(pi)(t)/36), where h is height in feet and t is time in minutes. Determine approximate value of h(t) when t=5
Use the minimum of one fraction between intergers. For instance, 1/2 could be utilized for it is fraction between 1 and 2 then 3/4 not required. Search your experience with graphs and list informati
For functions f(x) =x4 - 4x3 + 4x2 and g(x)= x2/3(x2-4), determine (a) Interval on which function is increasing and decreasing (b) Functions' local and absolute extreme values.
You are working in marketing dept. of company which makes this microwave and you inquired to find the price p which would yield profit of $9 million. Is this possible?