# Questions on Algebra: Functions, Domain, NOT graphing answered by real tutors!

Algebra ->  Algebra  -> Functions -> Questions on Algebra: Functions, Domain, NOT graphing answered by real tutors!      Log On

 Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help! Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

 Algebra: Functions, Domain, NOT graphing Solvers Lessons Answers archive Quiz In Depth

 Question 199274: Please help me Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation: C(g)=3.03(g) What does the number 3.03 represent? The number 3.03 represents the cost of gas per gallon. Find C(2) Find C(9) Click here to see answer by rfer(12670)

 Question 199335: Hello! If a ball is thrown directly upward with a velocity of 31 ft/s, its height (in feet) after t seconds is given by y = 31t - 16t2. What is the maximum height attained by the ball? thanks so much for the help with my homework! Click here to see answer by solver91311(16897)

 Question 199338: Hello! Find a function whose graph is a parabola with vertex (5, -7) and that passes through the point (4, 1). thanks for your help! Click here to see answer by RAY100(1637)

 Question 199339: Hello! A quadratic function is given. f(x) = 3 - 36x - 36x^2 (a) Express the quadratic function in standard form. Thanks for the help! Click here to see answer by edjones(7569)

 Question 199422: Hello! If a ball is thrown directly upward with a velocity of 31 ft/s, its height (in feet) after t seconds is given by y = 31t - 16t^2. What is the maximum height attained by the ball? thanks! Click here to see answer by solver91311(16897)

 Question 199466: Hi! A quadratic function of f is given. f (x) = 3x^2 + 6x - 7 Find its vertex and its x- and y-intercept(s) thanks for the homework help! Click here to see answer by nerdybill(6962)
 Question 199466: Hi! A quadratic function of f is given. f (x) = 3x^2 + 6x - 7 Find its vertex and its x- and y-intercept(s) thanks for the homework help! Click here to see answer by gracia143(4)

 Question 199815: x-1/9x^2+12x+4 - x + 2/3x^2-x-2 /= divided by i got stuck at (x-1)(x-1)/(x-1)(3x+2)(3x+2) - (x+2)(3x+2)/(x-1)(3x+2)(3x+2) Click here to see answer by ankor@dixie-net.com(15660)

 Question 200154: The path of a falling object is given by the function where vo represents the initial velocity in ft/sec and so represents the initial height in feet. A)If a rock is thrown upward with an initial velocity of 64 feet per second from the top of a 25-foot building, write the height (s) equation using this information. B)How high is the rock after 1 sec? C)After how many seconds will the graph reach maximum height? D)What is the maximum height? Click here to see answer by vleith(2825)

 Question 200239: my question states graph the piecewise function f(x)= 2-x if x greater than or equal to 0 and x^2=x>0. I know you can't show me the graph can you tell me how to do this? My textbook doesn't explain this well at all. Click here to see answer by vleith(2825)

 Question 200612: h(x)= x-3/x^3-4x What is the domain of the function Click here to see answer by nerdybill(6962)

 Question 200614: Farmer has 800 yards of fencing to enclose rectangular garden. Express the area A of the rectangle as a function of the width X of the rectangle. What is the domain of A? Click here to see answer by RAY100(1637)

 Question 200569: Without solving the equation,or factoring, determine the solution(s) to the equation, -x^2+4x+5=0 Click here to see answer by Alan3354(30993)
 Question 200569: Without solving the equation,or factoring, determine the solution(s) to the equation, -x^2+4x+5=0 Click here to see answer by RAY100(1637)

 Question 200707: Given f(x)=3x - 1, find a. f(2) b. f(-1) c. f(0) d. f(2/3) e. f(k) f. f(k + 2) Click here to see answer by checkley77(12569)

 Question 200706: Given f(x)=3x - 1, find a. f(2) b. f(-1) c. f(0) d. f(2/3) e. f(k) f. f(k + 2) Click here to see answer by rfer(12670)

 Question 200794: Throwing a wrench. An angry construction worker throws his wrench downward from a height of 128 feet with an initial velocity of 32 feet per second. The height of the wrench above the ground after t seconds is given by S(t)= -16t2 - 32t + 128. a) What is the height of the wrench after 1 second? b) How long does it take for the wrench to reach the ground? Click here to see answer by jim_thompson5910(28598)

 Question 200872: laura is dividing a 50 pound sack or bird seed into smaller sacks to sell individually. how many 1 1/3 pound bags are there in one large sack. Click here to see answer by rfer(12670)
 Question 200872: laura is dividing a 50 pound sack or bird seed into smaller sacks to sell individually. how many 1 1/3 pound bags are there in one large sack. Click here to see answer by stanbon(57387)

 Question 200946: The following function computes the cost, C (in millions of dollars), of implementing a city recycling project when x percent of the citizens participate. C(X)=1.4x/100-x a)Using the model, find the cost if 60% of the citizens participate. b)Using the model, determine the percentage of participation that can be expected if \$4 million is spent on this recycling project. Set up an equation and solve algebraically. Round to the nearest whole percent. Click here to see answer by jim_thompson5910(28598)

 Question 200975: What is the perimeter of a rectangle if the length is 2/9 m and the width is 5/9 m? Click here to see answer by rfer(12670)

 Question 201171: CAN SOMEONE HELP ME WITH THIS QUESTION. Demand for pools. Tropical Pools sells an aboveground model for p dollars each. The monthly revenue for this model is given by the formula R(p)= -0.08p2 + 300p. Revenue is the product of the price p and the demand (quantity sold). a) Factor out the price on the right-hand side of the formula. b) Write a formula D(p) for the monthly demand. c) Find D(3000). d) Use the accompanying graph to estimate the price at which the revenue is maximized. Approximately how many pools will be sold monthly at this price? e) What is the approximate maximum revenue? f) Use the accompanying graph to estimate the price at which the revenue is zero. Click here to see answer by jim_thompson5910(28598)

 Question 201182: The graph of the function is given (a) Find g(-4), g(-2), g(0), g(2), and g(4). (b) Find the domain and range of g. Click here to see answer by solver91311(16897)

 Question 201254: Let f(0) = 0,f(pi/2)=1,f(3pi/2)=-1 be a continous and twice differentiable function. statement 1:|f''(x)|<=1 for atleast one x belongsto (0,3pi/2). statement 2:according to rolle's theorem if y=g(x) is continous and differenciable for all x belongs to [a,b] and g(a)=g(b) then there exists atleast one c such that g'(c)=a. choose the correct answer- A. statement 1 and 2 are true, 2 is correct explaination of 1. B. statement 1 and 2 are true, 2 is not the correct explaination of 1. C. statement 1 is true, 2 is false. D. statement 1 is false, 2 is true. Click here to see answer by vleith(2825)

 Question 201181: Setch the graph of the function by first making a table of values. G(x)= the absoulute value of x -x Click here to see answer by jsmallt9(3296)

 Question 201305: I am trying to find two different functions so that f(g(x))=g(f(x)). Click here to see answer by vleith(2825)

 Question 201510: Question-Solve and round to the nearest hundreth. 3e^x=7.5. Click here to see answer by jsmallt9(3296)

 Question 201513: Question: Solve and round to the nearest hundredth. 7^x+2-4=136. Click here to see answer by jsmallt9(3296)

 Question 201505: Question: find the domain, vertical asymptote, and the x-intercept of f(x)=log(subscript 4)(5-x). Click here to see answer by jsmallt9(3296)