Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
The investment earns annual interest, and the investment earns, both compounded annually. How long will it take for smaller investment to catch up to larger one?
Height of pebble above river (h in meters) is provided by formula h= -4.9t^2 + 9t - 26, where (t = times in seconds) after pebble is thrown. When will pebble be 20m above river?
Determine the equation of line which has the positive slope and is tangent to circle (x-1)^2 + (y-1)^ = 4 at one of its y-intercepts. Write the answer in form y=mx+b.
The manufacturer makes two models of elliptical cross-training exercise machines. Find optimal production level for every model?
Strength S of the wooden beam of width x and depth y is provided by formula S=13.8xy^2. Beam is to be cut from the log of diameter 10 in. State strength S of this beam as the function of x only.
Strength S of the wooden beam of width x and depth y is provided by formula S=13.8xy^2. The beam is to be cut from the log of diameter 10 in. Determine domain of the function S?
The football is kicked vertically. Approximate height of football, h (meters), after t (seconds) is modelled by formula. Compute height of the football after 2s.
Determine the equation using cosine function which models distance of satellite from equator. How far away from equator is satellite one hour after launch?
Assume 10 gallons of corn syrup is added to mixture as the sweetener. Determine ratio of tea to corn syrup in mixture? what if 50 gallons of corn is added instead 200?
Plan A the salary of $100 per week plus the commission of 3% of gross sales. Plan B the salary of $75 per week plus sales. For what gross sales is plan B good?
1st person walks 5 miles an hour faster than the 2nd. Compute rate of speed of every person if they meet in 1 hour and 10 minutes.
The rain gutter is to be made of rectangular aluminum sheets 12 inches wide by turning up sides edges 90 degrees.
From the point 48 feet from base of the redwood tree, angle of elevation to top of tree is 56.3degrees. Determine height of tree to nearest tenth of the foot.
The projectile is launched from the platform 20 feet high with the initial velocity of 144 feet per second, height h of projectile at t seconds after launch is provided by h = -16t^2 + 144t + 20 fee
Temperature T of soda t minutes after it is placed in refrigerator is provided by T(t) = 36+54e^-0.058t. Determine temperature of soda 12 minutes after it is placed in refrigerator.
Points (2, -3) and (6, -1) are endpoints of diameter of the circle. Determine exact length of diameter? (Simplify as much as possible)?
Water wheel rotates through angle 0, water level L behind wheel changes according to equation L = 1 - sin0 - sin^2 0 where L is measured in inches.
Where g is acceleration due to gravity. Determine maximum height reached by the free throw if h = 1.89 m, v0 = 7 m/s, angle= 64.47°, and g = 9.81 m/s2.
Compute formula for logarithmic function, y=logb^(ax) where a and b are real constants such that ax>0 and b>o, b≠1, whose graph passes through points (48,2) and (3072, 4).
How much will the person earning median amount earn until retirement if he or she joins work force instantly after high school graduation without going to college?
The airplane heads due west at 650 km/hr. It experiences the 15 km/hr cross wind flowing in direction S30degreeW. Determine speed and direction of plane.
Determine the inverse of function below. Graph function below and inverse function. Compute domain, range, and asymptotes of function below and inverse function. f(x)In(3-2x)+3.
The rare species of insect was found in amazon rain forest. How many insects were initially discovered? Find population after five years?
Determine the x- and y- intercepts. Find the end behavior: Find the power function that the graph of f resembles for large values of |x|.
This medicine is effective until amount in bloodstream drops 1.2 mg. The doctor prescribes the dose of 85 mg. State the function A which models amount of medicine remaining in bloodstream after t hour