X=2420.7, Y= 3841.1, X+Y = 2420.7 + 3841.4= 6262.1
X=2700.0, Y= -3100, X+Y = 2700.0 + (-3100.0)= -400.0
Complete the following table to see how decimals and negative numbers work. X + Y XY...
1. Find the cubic function that models the data in the table below. x -2,-1,0,1,2,3,4 y 48,9,0,3,0,-27,-96 y= ______? (Simplify your answer. Do not factor. Use integers or decimals for any numbers in the expression. Round to three decimal places as needed.) 2. Find the quartic function that is the best fit for the data in the table below. Report the model with three significant digits in the coefficients. x -2,-1,0,1,2,3,4 y 1,-0.5,0,-0.5,1,13.5,52 y = ______ ? (Simplify your answer....
If x and y are real numbers and if xy=0, then either x=0 or y=0 Give two examples of a typical problem or calculation in high school algebra in which this role of 0 is used
Prove that x^2+xy+y^2≥0 for all real numbers, x and y. Find the values that result in equality.
Maximize Q = xy, where x and y are positive numbers such that x +9y2 = 12 Write the objective function in terms of y. (Type an expression using y as the variable.) The interval of interest of the objective function is (Simplify your answer. Type your answer in interval notation.) . The maximum value of Q is (Simplify your answer.)
5. Apply Boolean algebra theorems to minimize the following expression. x(y + xy) + xy(x + yy) 6. Consider the following digital circuit diagram. Write the corresponding logic expression for f and the truth table. D A $(91, 02, ) f(x1, X2, X3)
3. Find nonnegative numbers x and y, x+y=90, such that xy is maximized. 4. (Revenue) A local club is arranging a charter flight to Hawaii. The cost of the trip is $1600 each for 90 passengers, with a refund of $10 per passenger for each passenger in excess of 90. (a) Find the number of passengers that will maximize the revenue received from the flight. (b) Find the maximum revenue.
(7) Green's Theorem for Work in the Plane F(x, y) =< M, N >=< xy, x + y > C: CCW once around y = x² + y2 = 1 W = <M,N><dx,dy> = | Mdx + Ndy C (7a) Parametrize the path C in terms of t. (76) Use this parametrization to find the work done.
Compute the slope and intercept for the following data: X Y XY X*X Y*Y 2 12 24 4 144 7 20 140 49 400 9 23 207 81 529 1 14 14 1 196 5 15 75 25 225 12 24 288 144 576 Sum36 108 748 304 2070 The last row is the sum of the numbers and not another data set.
a) Make a table showing the truth value of the predicate p(x, y) = xy ≥ 0 for all possible values of x, y ∈ {−1, 0, 1}. (1 mark) b) Is ∀x∃y p(x, y) true? c) Is ∃x∀y p(x, y) true?
Based on a XY, X, and Y, respectively? Kc value of 0.250 and the given data table, what are the equilibrium concentrations of Express the molar concentrations numerically. View Available Hint(s) να ΑΣφ ? XY, X, [Y] M Based on a Kc value of 0.250 and the initial concentrations given in the table, determine in which direction the net reaction will proceed to attain equilibrium. Initial concentrations (M) XY Mixture XY 0.100 0 0 0.500 0.100 0.100 B 0.200 0.300...