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Homework help algebra 1 Harvard
S is 150 cm, then how many centimeters of water depth are produced by a 100-cm depth of melting snow? The electrical resistance r (in ohms) of a wire is directly proportional to its length l (in feet). If the perimeter of the window is 20 feet (including the semicircle), what dimensions will admit the most light (maximize the area)? She still has her maps and knows her position, but her radio is destroyed. Write a function, f(t), that gives the balance using t to represent 8-year periods.
The bank also charges a constant fee of 3 u. The following table matches each letter of the alphabet with its coded numerical form. The value of the condo has risen steadily so that in 2007 real estate agents tell her the condo is now worth 850,000.
The cost c(x) and revenue r(x) equations (in dollars) for x shrubs are a. For a 300 suit, construct a function for the selling price, s, as a function of week, w. She needs to determine the closest point on the highway and how far away it is.
Assume that with no salt, icing occurs at 32 f, and that each unit increase in the density of salt applied decreases the icing temperature by 5 f. Will the vertex change if a changes? Show your work, including a sketch of the parabola. Explain the meaning of the coordinates for the breakeven point.
The bottom of the cavity is 1 from the bottom of the cube. Draw a sketch of the situation on graph paper, placing the pilot at the origin and labeling the two points on the highway. The account earns simple interest that is, it increases by a fixed amount each year.
Graph a and use the graph to explain why it is unwise to accumulate credit card debt without paying off some of the debt each month. Graph the system of equations you found in part (a). Construct both a linear and an exponential function that go through the points (0, 200) and (10, 500). The cost, c, in dollars, of insulating a wall is directly proportional to the area, a, of the wall (measured in ft2 ) and the thickness, t, of the insulation (measured in inches). What are the coordinates of the focus for this parabola? What is the equation for the parabolic curve of the reflector? What is the diameter of the opening of the shade? A gardener wants to grow carrots along the side of her house.
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Homework help algebra 1 Harvard Chlorine dissipates in reaction to bacteria and sun at a rate of about 15 per day. The cost c(x) and revenue r(x) equations (in dollars) for x shrubs are a. Construct a feasible region of investment that is, shade in the area on a graph that satisfies the spending constraints on both corporate and treasury bonds. Write the equations that give the value of the money after n years and determine the effective interest rate if the interest is compounded a. Find the number of oscillations per second made by a mass of 0. What would the function g f do? Would its input be u.
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Above a chlorine concentration of 2 ppm, swimmers experience burning eyes, and below a concentration of 1 ppm, bacteria and algae start to proliferate in the pool environment. A football player who weighs 175 pounds is instructed at the end of spring training that he has to put on 30 pounds before reporting for fall training. For each part, construct an equation and then use it to solve the problem. If you invested 5000 for n years at an annually compounded interest rate of b. If the edges of the road get half as much salt as the middle, we can describe salt density s s(x) as a function of the distance, x, from the center of the road by where k is the distance from the centerline to the road edges and c.
If the perimeter of the window is 20 feet (including the semicircle), what dimensions will admit the most light (maximize the area)? She still has her maps and knows her position, but her radio is destroyed. Write the equations that give the value of the money after n years and determine the effective interest rate if the interest is compounded a. Explain, using the concept of effective rates, why one amount is larger than the other. The height of a tree is directly proportional to the amount of sunlight it receives. During the 2000s, many states created mute swan controls.
If the initial concentration is 5 10 cellsml, construct an exponential function to describe its growth over time. You go online and find that three banks are offering the following rates for cds. A tuberculosis culture increases by a factor of 1. After working there for 10 years and not receiving any raises, he decides to seek employment elsewhere. C be the amount of money invested in corporate bonds, and t the amount invested in treasury bonds. The wind chill temperature is the apparent temperature caused by the extra cooling from the wind. Michael, explorations in college algebra, 5th edition, wiley 2011 11. If you want to combine safe and risky investments to make 100 a year, how much of the 2000 should you invest at the 4 interest? How much at the 8 interest? If one investment earns 10 annual interest and the other earns 20, find the amount of each investment if the total interest earned is 140 for the year. Use your model to calculate the recommended weight for a woman 5 feet, 4 inches tall and for one 5 feet, 8 inches tall. After how many months does it appear that the hourly wage will be the same for both companies? Form two linear functions for the hourly wages in dollars of wa(m) for company a and wb(m) for company b after m months of employment.Use Thinkwell's online videos by top Chemistry professors to help you make the best grade possible. It's available 24/7 and cheaper than paying a tutor by the hour.