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She puts twice as much in lower-yielding account as it is less risky. Her annual interest is 6656 dollars. How much did invest at every rate?
The movie theater has the seating capacity of 349. If total ticket sales was $ 2542, Find number of children, students, and adults attended?
The scholarship fund gets the gift of $ 145000. Money is invested in stocks, bonds, and CDs. How much was invested in each account?
Count in the bateria culture was 100 after 20 minutes and 1800 after 30 minutes. Suppose count grows exponentially. Determine the population after 110 minutes.
Suppose the percentage score,p(n), is the function of number of hours, n, that you study in form p(n)=an+b/cn+d. If you wish the score of 80%, how long do you require to study?
If profit on each racing skate is $8 and profit on figure skate is $10, how many of each must be made each day to maximize profit?
Determine the x and y -intercept of the function. Graph utilizing the calculator and then draw by hand. Illustrate scale. Use dashed line for asymptotes. Find some point on graph.
Airport A is 50 miles from airport B. From airport A, plane is at the angle of 285° from north and airport B at angle of 65° from north. Determine distance between plane and airport B
The deflection y of the beam at the horizontal distance x from one end is provided by equation below, where L is length of beam and k is constant. Find for what values of x is deflection zero?
The point on an edge of the flywheel with the radius of 16 cm is rotating at the rate of 11 radians per second. Find linear speed on the rim, in centimeters per minute?
Determine how long will take them to finish, in hours, if they work together at their respective individual rates?
The frog population increases exponentially with continuous growth rate 15%; where time is measured in months. Initial population is 100 frogs.
The 62 ton monolith is transported on the causeway which is 2500 feet long and has the slope about 3.3 degrees. Find how much force parallel to incline would be needed to hold monoolith on this cau
Resultant force of two forces makes the angle of 40 degrees 23' to first force. Determine magnitudes of second force and of resultant?
The two forces of 543 newtons and 463 newtons act on the point. Resultant force is 982 newtons. Determine angle between the two forces.
Force x has the magnitude of 1230 pounds, and force y has the magnitude of 1480 pounds. Determine magnitude of equilibrant and angle between equilbrant and 1230 pound force.
Graph given functions over the one period interval. Label x-axis and y-axis correctly by marking beginning and end of interval, midpoint, and two extra quarter points.
The ship leaves port at 1:00PM and sails in direction N34degreesW at the rate of 24mph. Find bearing to nearest degree from first ship to the second?
From the window 30 ft above street, angle of elevation to top of building across street is 50 degrees, and angle of depression to base of building is 20 degrees. Determine height of the building acr
Determine the radius of the circular arc length 50cm which subtends the central angle of 55 degrees. Label answer correctly. Determine area of sector in Part A.
If distance from bottom of ladder to building is raised by 4 feet, roughly how far does top of ladder move down the building?
Earth travels around Sun in 1 year in the orbit which is almost circular. Suppose that the year is 365 days, and compute angle formed by Earth's movement in one day.
If it is the parabola, determine focus, vertex, and directrix. If it is the hyperbola, compute center, foci, vertices, and asymptotes. Equation: 25x^2-100x+4y^2=0.
Find which of the given properties apply to graph of y=sinx. Find which of the given properties apply to graph of y= cos x.
Write any program or method to create the text document on TI-89 that expresses formula like when you enter it into calculator: A=P(1+(r/n))^nt.